18180616

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3613}}^1$

素因数の和:3673

約数の個数: 32

約数和(自身を含む): 37079640

約数和(自身を除く): 18899024

約数列:

[1, 2, 4, 8, 17, 34, 37, 68, 74, 136, 148, 296, 629, 1258, 2516, 3613, 5032, 7226, 14452, 28904, 61421, 122842, 133681, 245684, 267362, 491368, 534724, 1069448, 2272577, 4545154, 9090308, 18180616]

約数ペア:

[(1, 18180616), (2, 9090308), (4, 4545154), (8, 2272577), (17, 1069448), (34, 534724), (37, 491368), (68, 267362), (74, 245684), (136, 133681), (148, 122842), (296, 61421), (629, 28904), (1258, 14452), (2516, 7226), (3613, 5032)]