18957887032

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17817563}}^1$

素因数の和:17817595

約数の個数: 32

約数和(自身を含む): 42762153600

約数和(自身を除く): 23804266568

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 17817563, 35635126, 71270252, 124722941, 142540504, 249445882, 338533697, 498891764, 677067394, 997783528, 1354134788, 2369735879, 2708269576, 4739471758, 9478943516, 18957887032]

約数ペア:

[(1, 18957887032), (2, 9478943516), (4, 4739471758), (7, 2708269576), (8, 2369735879), (14, 1354134788), (19, 997783528), (28, 677067394), (38, 498891764), (56, 338533697), (76, 249445882), (133, 142540504), (152, 124722941), (266, 71270252), (532, 35635126), (1064, 17817563)]