20417592

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2111}}^1$

素因数の和:2164

約数の個数: 64

約数和(自身を含む): 56770560

約数和(自身を除く): 36352968

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1612, 2111, 2418, 3224, 4222, 4836, 6333, 8444, 9672, 12666, 16888, 25332, 27443, 50664, 54886, 65441, 82329, 109772, 130882, 164658, 196323, 219544, 261764, 329316, 392646, 523528, 658632, 785292, 850733, 1570584, 1701466, 2552199, 3402932, 5104398, 6805864, 10208796, 20417592]

約数ペア:

[(1, 20417592), (2, 10208796), (3, 6805864), (4, 5104398), (6, 3402932), (8, 2552199), (12, 1701466), (13, 1570584), (24, 850733), (26, 785292), (31, 658632), (39, 523528), (52, 392646), (62, 329316), (78, 261764), (93, 219544), (104, 196323), (124, 164658), (156, 130882), (186, 109772), (248, 82329), (312, 65441), (372, 54886), (403, 50664), (744, 27443), (806, 25332), (1209, 16888), (1612, 12666), (2111, 9672), (2418, 8444), (3224, 6333), (4222, 4836)]