18004490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8297}}^1$

素因数の和:8342

約数の個数: 32

約数和(自身を含む): 38237184

約数和(自身を除く): 20232694

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 8297, 16594, 41485, 58079, 82970, 116158, 257207, 290395, 514414, 580790, 1286035, 1800449, 2572070, 3600898, 9002245, 18004490]

約数ペア:

[(1, 18004490), (2, 9002245), (5, 3600898), (7, 2572070), (10, 1800449), (14, 1286035), (31, 580790), (35, 514414), (62, 290395), (70, 257207), (155, 116158), (217, 82970), (310, 58079), (434, 41485), (1085, 16594), (2170, 8297)]