20696696

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 39690000

約数和(自身を除く): 18993304

約数列:

[1, 2, 4, 8, 97, 149, 179, 194, 298, 358, 388, 596, 716, 776, 1192, 1432, 14453, 17363, 26671, 28906, 34726, 53342, 57812, 69452, 106684, 115624, 138904, 213368, 2587087, 5174174, 10348348, 20696696]

約数ペア:

[(1, 20696696), (2, 10348348), (4, 5174174), (8, 2587087), (97, 213368), (149, 138904), (179, 115624), (194, 106684), (298, 69452), (358, 57812), (388, 53342), (596, 34726), (716, 28906), (776, 26671), (1192, 17363), (1432, 14453)]