20104578

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^2\times {\mathrm{2203}}^1$

素因数の和:2240

約数の個数: 48

約数和(自身を含む): 48399840

約数和(自身を除く): 28295262

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 169, 234, 338, 351, 507, 702, 1014, 1521, 2203, 3042, 4406, 4563, 6609, 9126, 13218, 19827, 28639, 39654, 57278, 59481, 85917, 118962, 171834, 257751, 372307, 515502, 744614, 773253, 1116921, 1546506, 2233842, 3350763, 6701526, 10052289, 20104578]

約数ペア:

[(1, 20104578), (2, 10052289), (3, 6701526), (6, 3350763), (9, 2233842), (13, 1546506), (18, 1116921), (26, 773253), (27, 744614), (39, 515502), (54, 372307), (78, 257751), (117, 171834), (169, 118962), (234, 85917), (338, 59481), (351, 57278), (507, 39654), (702, 28639), (1014, 19827), (1521, 13218), (2203, 9126), (3042, 6609), (4406, 4563)]