20512754374

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1669}}^1\times {\mathrm{28319}}^1$

素因数の和:30028

約数の個数: 32

約数和(自身を含む): 36322099200

約数和(自身を除く): 15809344826

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 1669, 3338, 11683, 23366, 28319, 51739, 56638, 103478, 198233, 362173, 396466, 724346, 877889, 1755778, 6145223, 12290446, 47264411, 94528822, 330850877, 661701754, 1465196741, 2930393482, 10256377187, 20512754374]

約数ペア:

[(1, 20512754374), (2, 10256377187), (7, 2930393482), (14, 1465196741), (31, 661701754), (62, 330850877), (217, 94528822), (434, 47264411), (1669, 12290446), (3338, 6145223), (11683, 1755778), (23366, 877889), (28319, 724346), (51739, 396466), (56638, 362173), (103478, 198233)]