2018078140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7761839}}^1$

素因数の和:7761861

約数の個数: 24

約数和(自身を含む): 4563961920

約数和(自身を除く): 2545883780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7761839, 15523678, 31047356, 38809195, 77618390, 100903907, 155236780, 201807814, 403615628, 504519535, 1009039070, 2018078140]

約数ペア:

[(1, 2018078140), (2, 1009039070), (4, 504519535), (5, 403615628), (10, 201807814), (13, 155236780), (20, 100903907), (26, 77618390), (52, 38809195), (65, 31047356), (130, 15523678), (260, 7761839)]