19007957765

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{5813}}^1$

素因数の和:6101

約数の個数: 32

約数和(自身を含む): 23669770752

約数和(自身を除く): 4661812987

約数列:

[1, 5, 61, 71, 151, 305, 355, 755, 4331, 5813, 9211, 10721, 21655, 29065, 46055, 53605, 354593, 412723, 653981, 877763, 1772965, 2063615, 3269905, 4388815, 25176103, 53543543, 62321173, 125880515, 267717715, 311605865, 3801591553, 19007957765]

約数ペア:

[(1, 19007957765), (5, 3801591553), (61, 311605865), (71, 267717715), (151, 125880515), (305, 62321173), (355, 53543543), (755, 25176103), (4331, 4388815), (5813, 3269905), (9211, 2063615), (10721, 1772965), (21655, 877763), (29065, 653981), (46055, 412723), (53605, 354593)]