20187041955

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2557}}^1\times {\mathrm{18149}}^1$

素因数の和:20743

約数の個数: 32

約数和(自身を含む): 33427944000

約数和(自身を除く): 13240902045

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 2557, 7671, 12785, 18149, 38355, 54447, 74153, 90745, 222459, 272235, 370765, 526321, 1112295, 1578963, 2631605, 7894815, 46406993, 139220979, 232034965, 696104895, 1345802797, 4037408391, 6729013985, 20187041955]

約数ペア:

[(1, 20187041955), (3, 6729013985), (5, 4037408391), (15, 1345802797), (29, 696104895), (87, 232034965), (145, 139220979), (435, 46406993), (2557, 7894815), (7671, 2631605), (12785, 1578963), (18149, 1112295), (38355, 526321), (54447, 370765), (74153, 272235), (90745, 222459)]