20139492

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{367}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 50077440

約数和(自身を除く): 29937948

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 269, 367, 538, 734, 807, 1076, 1101, 1468, 1614, 2202, 3228, 4404, 4573, 6239, 9146, 12478, 13719, 18292, 18717, 24956, 27438, 37434, 54876, 74868, 98723, 197446, 296169, 394892, 592338, 1184676, 1678291, 3356582, 5034873, 6713164, 10069746, 20139492]

約数ペア:

[(1, 20139492), (2, 10069746), (3, 6713164), (4, 5034873), (6, 3356582), (12, 1678291), (17, 1184676), (34, 592338), (51, 394892), (68, 296169), (102, 197446), (204, 98723), (269, 74868), (367, 54876), (538, 37434), (734, 27438), (807, 24956), (1076, 18717), (1101, 18292), (1468, 13719), (1614, 12478), (2202, 9146), (3228, 6239), (4404, 4573)]