18268370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2621}}^1$

素因数の和:2686

約数の個数: 32

約数和(自身を含む): 35680176

約数和(自身を除く): 17411806

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 410, 697, 1394, 2621, 3485, 5242, 6970, 13105, 26210, 44557, 89114, 107461, 214922, 222785, 445570, 537305, 1074610, 1826837, 3653674, 9134185, 18268370]

約数ペア:

[(1, 18268370), (2, 9134185), (5, 3653674), (10, 1826837), (17, 1074610), (34, 537305), (41, 445570), (82, 222785), (85, 214922), (170, 107461), (205, 89114), (410, 44557), (697, 26210), (1394, 13105), (2621, 6970), (3485, 5242)]