18554956

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{2293}}^1$

素因数の和:2338

約数の個数: 36

約数和(自身を含む): 39438448

約数和(自身を除く): 20883492

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 289, 476, 578, 1156, 2023, 2293, 4046, 4586, 8092, 9172, 16051, 32102, 38981, 64204, 77962, 155924, 272867, 545734, 662677, 1091468, 1325354, 2650708, 4638739, 9277478, 18554956]

約数ペア:

[(1, 18554956), (2, 9277478), (4, 4638739), (7, 2650708), (14, 1325354), (17, 1091468), (28, 662677), (34, 545734), (68, 272867), (119, 155924), (238, 77962), (289, 64204), (476, 38981), (578, 32102), (1156, 16051), (2023, 9172), (2293, 8092), (4046, 4586)]