18391568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3049}}^1$

素因数の和:3099

約数の個数: 40

約数和(自身を含む): 39711000

約数和(自身を除く): 21319432

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 104, 116, 208, 232, 377, 464, 754, 1508, 3016, 3049, 6032, 6098, 12196, 24392, 39637, 48784, 79274, 88421, 158548, 176842, 317096, 353684, 634192, 707368, 1149473, 1414736, 2298946, 4597892, 9195784, 18391568]

約数ペア:

[(1, 18391568), (2, 9195784), (4, 4597892), (8, 2298946), (13, 1414736), (16, 1149473), (26, 707368), (29, 634192), (52, 353684), (58, 317096), (104, 176842), (116, 158548), (208, 88421), (232, 79274), (377, 48784), (464, 39637), (754, 24392), (1508, 12196), (3016, 6098), (3049, 6032)]