20878116

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{35507}}^1$

素因数の和:35528

約数の個数: 36

約数和(自身を含む): 56670768

約数和(自身を除く): 35792652

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 35507, 71014, 106521, 142028, 213042, 248549, 426084, 497098, 745647, 994196, 1491294, 1739843, 2982588, 3479686, 5219529, 6959372, 10439058, 20878116]

約数ペア:

[(1, 20878116), (2, 10439058), (3, 6959372), (4, 5219529), (6, 3479686), (7, 2982588), (12, 1739843), (14, 1491294), (21, 994196), (28, 745647), (42, 497098), (49, 426084), (84, 248549), (98, 213042), (147, 142028), (196, 106521), (294, 71014), (588, 35507)]