20061972

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1$

素因数の和:267

約数の個数: 144

約数和(自身を含む): 64350720

約数和(自身を除く): 44288748

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 34, 36, 42, 49, 51, 54, 63, 68, 84, 98, 102, 108, 119, 126, 147, 153, 189, 196, 204, 223, 238, 252, 294, 306, 357, 378, 441, 446, 459, 476, 588, 612, 669, 714, 756, 833, 882, 892, 918, 1071, 1323, 1338, 1428, 1561, 1666, 1764, 1836, 2007, 2142, 2499, 2646, 2676, 3122, 3213, 3332, 3791, 4014, 4284, 4683, 4998, 5292, 6021, 6244, 6426, 7497, 7582, 8028, 9366, 9996, 10927, 11373, 12042, 12852, 14049, 14994, 15164, 18732, 21854, 22491, 22746, 24084, 26537, 28098, 29988, 32781, 34119, 42147, 43708, 44982, 45492, 53074, 56196, 65562, 68238, 79611, 84294, 89964, 98343, 102357, 106148, 131124, 136476, 159222, 168588, 185759, 196686, 204714, 238833, 295029, 318444, 371518, 393372, 409428, 477666, 557277, 590058, 716499, 743036, 955332, 1114554, 1180116, 1432998, 1671831, 2229108, 2865996, 3343662, 5015493, 6687324, 10030986, 20061972]

約数ペア:

[(1, 20061972), (2, 10030986), (3, 6687324), (4, 5015493), (6, 3343662), (7, 2865996), (9, 2229108), (12, 1671831), (14, 1432998), (17, 1180116), (18, 1114554), (21, 955332), (27, 743036), (28, 716499), (34, 590058), (36, 557277), (42, 477666), (49, 409428), (51, 393372), (54, 371518), (63, 318444), (68, 295029), (84, 238833), (98, 204714), (102, 196686), (108, 185759), (119, 168588), (126, 159222), (147, 136476), (153, 131124), (189, 106148), (196, 102357), (204, 98343), (223, 89964), (238, 84294), (252, 79611), (294, 68238), (306, 65562), (357, 56196), (378, 53074), (441, 45492), (446, 44982), (459, 43708), (476, 42147), (588, 34119), (612, 32781), (669, 29988), (714, 28098), (756, 26537), (833, 24084), (882, 22746), (892, 22491), (918, 21854), (1071, 18732), (1323, 15164), (1338, 14994), (1428, 14049), (1561, 12852), (1666, 12042), (1764, 11373), (1836, 10927), (2007, 9996), (2142, 9366), (2499, 8028), (2646, 7582), (2676, 7497), (3122, 6426), (3213, 6244), (3332, 6021), (3791, 5292), (4014, 4998), (4284, 4683)]