18974267776

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{401}}^1$

素因数の和:652

約数の個数: 128

約数和(自身を含む): 39701712960

約数和(自身を除く): 20727445184

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 97, 103, 128, 148, 194, 206, 296, 388, 401, 412, 592, 776, 802, 824, 1184, 1552, 1604, 1648, 2368, 3104, 3208, 3296, 3589, 3811, 4736, 6208, 6416, 6592, 7178, 7622, 9991, 12416, 12832, 13184, 14356, 14837, 15244, 19982, 25664, 28712, 29674, 30488, 38897, 39964, 41303, 51328, 57424, 59348, 60976, 77794, 79928, 82606, 114848, 118696, 121952, 155588, 159856, 165212, 229696, 237392, 243904, 311176, 319712, 330424, 369667, 459392, 474784, 487808, 622352, 639424, 660848, 739334, 949568, 1244704, 1278848, 1321696, 1439189, 1478668, 1528211, 1899136, 2489408, 2643392, 2878378, 2957336, 3056422, 4006391, 4978816, 5286784, 5756756, 5914672, 6112844, 8012782, 11513512, 11829344, 12225688, 16025564, 23027024, 23658688, 24451376, 32051128, 46054048, 47317376, 48902752, 64102256, 92108096, 97805504, 128204512, 148236467, 184216192, 195611008, 256409024, 296472934, 512818048, 592945868, 1185891736, 2371783472, 4743566944, 9487133888, 18974267776]

約数ペア:

[(1, 18974267776), (2, 9487133888), (4, 4743566944), (8, 2371783472), (16, 1185891736), (32, 592945868), (37, 512818048), (64, 296472934), (74, 256409024), (97, 195611008), (103, 184216192), (128, 148236467), (148, 128204512), (194, 97805504), (206, 92108096), (296, 64102256), (388, 48902752), (401, 47317376), (412, 46054048), (592, 32051128), (776, 24451376), (802, 23658688), (824, 23027024), (1184, 16025564), (1552, 12225688), (1604, 11829344), (1648, 11513512), (2368, 8012782), (3104, 6112844), (3208, 5914672), (3296, 5756756), (3589, 5286784), (3811, 4978816), (4736, 4006391), (6208, 3056422), (6416, 2957336), (6592, 2878378), (7178, 2643392), (7622, 2489408), (9991, 1899136), (12416, 1528211), (12832, 1478668), (13184, 1439189), (14356, 1321696), (14837, 1278848), (15244, 1244704), (19982, 949568), (25664, 739334), (28712, 660848), (29674, 639424), (30488, 622352), (38897, 487808), (39964, 474784), (41303, 459392), (51328, 369667), (57424, 330424), (59348, 319712), (60976, 311176), (77794, 243904), (79928, 237392), (82606, 229696), (114848, 165212), (118696, 159856), (121952, 155588)]