18668716452

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{3391}}^1$

素因数の和:3594

約数の個数: 144

約数和(自身を含む): 50523432960

約数和(自身を除く): 31854716508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 61, 69, 92, 109, 122, 138, 183, 207, 218, 244, 276, 327, 366, 414, 436, 549, 654, 732, 828, 981, 1098, 1308, 1403, 1962, 2196, 2507, 2806, 3391, 3924, 4209, 5014, 5612, 6649, 6782, 7521, 8418, 10028, 10173, 12627, 13298, 13564, 15042, 16836, 19947, 20346, 22563, 25254, 26596, 30084, 30519, 39894, 40692, 45126, 50508, 59841, 61038, 77993, 79788, 90252, 119682, 122076, 152927, 155986, 206851, 233979, 239364, 305854, 311972, 369619, 413702, 458781, 467958, 611708, 620553, 701937, 739238, 827404, 917562, 935916, 1108857, 1241106, 1376343, 1403874, 1478476, 1835124, 1861659, 2217714, 2482212, 2752686, 2807748, 3326571, 3723318, 4435428, 4757573, 5505372, 6653142, 7446636, 8501237, 9515146, 13306284, 14272719, 17002474, 19030292, 22546759, 25503711, 28545438, 34004948, 42818157, 45093518, 51007422, 57090876, 67640277, 76511133, 85636314, 90187036, 102014844, 135280554, 153022266, 171272628, 202920831, 270561108, 306044532, 405841662, 518575457, 811683324, 1037150914, 1555726371, 2074301828, 3111452742, 4667179113, 6222905484, 9334358226, 18668716452]

約数ペア:

[(1, 18668716452), (2, 9334358226), (3, 6222905484), (4, 4667179113), (6, 3111452742), (9, 2074301828), (12, 1555726371), (18, 1037150914), (23, 811683324), (36, 518575457), (46, 405841662), (61, 306044532), (69, 270561108), (92, 202920831), (109, 171272628), (122, 153022266), (138, 135280554), (183, 102014844), (207, 90187036), (218, 85636314), (244, 76511133), (276, 67640277), (327, 57090876), (366, 51007422), (414, 45093518), (436, 42818157), (549, 34004948), (654, 28545438), (732, 25503711), (828, 22546759), (981, 19030292), (1098, 17002474), (1308, 14272719), (1403, 13306284), (1962, 9515146), (2196, 8501237), (2507, 7446636), (2806, 6653142), (3391, 5505372), (3924, 4757573), (4209, 4435428), (5014, 3723318), (5612, 3326571), (6649, 2807748), (6782, 2752686), (7521, 2482212), (8418, 2217714), (10028, 1861659), (10173, 1835124), (12627, 1478476), (13298, 1403874), (13564, 1376343), (15042, 1241106), (16836, 1108857), (19947, 935916), (20346, 917562), (22563, 827404), (25254, 739238), (26596, 701937), (30084, 620553), (30519, 611708), (39894, 467958), (40692, 458781), (45126, 413702), (50508, 369619), (59841, 311972), (61038, 305854), (77993, 239364), (79788, 233979), (90252, 206851), (119682, 155986), (122076, 152927)]