139846736

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{213181}}^1$

素因数の和:213230

約数の個数: 20

約数和(自身を含む): 277562964

約数和(自身を除く): 137716228

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 213181, 426362, 852724, 1705448, 3410896, 8740421, 17480842, 34961684, 69923368, 139846736]

約数ペア:

[(1, 139846736), (2, 69923368), (4, 34961684), (8, 17480842), (16, 8740421), (41, 3410896), (82, 1705448), (164, 852724), (328, 426362), (656, 213181)]