18658532

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2531}}^1$

素因数の和:2651

約数の個数: 24

約数和(自身を含む): 34739040

約数和(自身を除く): 16080508

約数列:

[1, 2, 4, 19, 38, 76, 97, 194, 388, 1843, 2531, 3686, 5062, 7372, 10124, 48089, 96178, 192356, 245507, 491014, 982028, 4664633, 9329266, 18658532]

約数ペア:

[(1, 18658532), (2, 9329266), (4, 4664633), (19, 982028), (38, 491014), (76, 245507), (97, 192356), (194, 96178), (388, 48089), (1843, 10124), (2531, 7372), (3686, 5062)]