18309464

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{739}}^1$

素因数の和:927

約数の個数: 32

約数和(自身を含む): 36408000

約数和(自身を除く): 18098536

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 163, 326, 652, 739, 1304, 1478, 2956, 3097, 5912, 6194, 12388, 14041, 24776, 28082, 56164, 112328, 120457, 240914, 481828, 963656, 2288683, 4577366, 9154732, 18309464]

約数ペア:

[(1, 18309464), (2, 9154732), (4, 4577366), (8, 2288683), (19, 963656), (38, 481828), (76, 240914), (152, 120457), (163, 112328), (326, 56164), (652, 28082), (739, 24776), (1304, 14041), (1478, 12388), (2956, 6194), (3097, 5912)]