20184242545

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{235811}}^1$

素因数の和:235905

約数の個数: 32

約数和(自身を含む): 27505111680

約数和(自身を除く): 7320869135

約数列:

[1, 5, 17, 19, 53, 85, 95, 265, 323, 901, 1007, 1615, 4505, 5035, 17119, 85595, 235811, 1179055, 4008787, 4480409, 12497983, 20043935, 22402045, 62489915, 76166953, 212465711, 237461677, 380834765, 1062328555, 1187308385, 4036848509, 20184242545]

約数ペア:

[(1, 20184242545), (5, 4036848509), (17, 1187308385), (19, 1062328555), (53, 380834765), (85, 237461677), (95, 212465711), (265, 76166953), (323, 62489915), (901, 22402045), (1007, 20043935), (1615, 12497983), (4505, 4480409), (5035, 4008787), (17119, 1179055), (85595, 235811)]