20247578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2411}}^1$

素因数の和:2462

約数の個数: 32

約数和(自身を含む): 36469440

約数和(自身を除く): 16221862

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 221, 247, 323, 442, 494, 646, 2411, 4199, 4822, 8398, 31343, 40987, 45809, 62686, 81974, 91618, 532831, 595517, 778753, 1065662, 1191034, 1557506, 10123789, 20247578]

約数ペア:

[(1, 20247578), (2, 10123789), (13, 1557506), (17, 1191034), (19, 1065662), (26, 778753), (34, 595517), (38, 532831), (221, 91618), (247, 81974), (323, 62686), (442, 45809), (494, 40987), (646, 31343), (2411, 8398), (4199, 4822)]