20203506

素因数分解:

$2^1\times 3^7\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:203

約数の個数: 64

約数和(自身を含む): 47232000

約数和(自身を除く): 27028494

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 81, 93, 149, 162, 186, 243, 279, 298, 447, 486, 558, 729, 837, 894, 1341, 1458, 1674, 2187, 2511, 2682, 4023, 4374, 4619, 5022, 7533, 8046, 9238, 12069, 13857, 15066, 22599, 24138, 27714, 36207, 41571, 45198, 67797, 72414, 83142, 108621, 124713, 135594, 217242, 249426, 325863, 374139, 651726, 748278, 1122417, 2244834, 3367251, 6734502, 10101753, 20203506]

約数ペア:

[(1, 20203506), (2, 10101753), (3, 6734502), (6, 3367251), (9, 2244834), (18, 1122417), (27, 748278), (31, 651726), (54, 374139), (62, 325863), (81, 249426), (93, 217242), (149, 135594), (162, 124713), (186, 108621), (243, 83142), (279, 72414), (298, 67797), (447, 45198), (486, 41571), (558, 36207), (729, 27714), (837, 24138), (894, 22599), (1341, 15066), (1458, 13857), (1674, 12069), (2187, 9238), (2511, 8046), (2682, 7533), (4023, 5022), (4374, 4619)]