18315196304

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{625861}}^1$

素因数の和:625959

約数の個数: 40

約数和(自身を含む): 37251306240

約数和(自身を除く): 18936109936

約数列:

[1, 2, 4, 8, 16, 31, 59, 62, 118, 124, 236, 248, 472, 496, 944, 1829, 3658, 7316, 14632, 29264, 625861, 1251722, 2503444, 5006888, 10013776, 19401691, 36925799, 38803382, 73851598, 77606764, 147703196, 155213528, 295406392, 310427056, 590812784, 1144699769, 2289399538, 4578799076, 9157598152, 18315196304]

約数ペア:

[(1, 18315196304), (2, 9157598152), (4, 4578799076), (8, 2289399538), (16, 1144699769), (31, 590812784), (59, 310427056), (62, 295406392), (118, 155213528), (124, 147703196), (236, 77606764), (248, 73851598), (472, 38803382), (496, 36925799), (944, 19401691), (1829, 10013776), (3658, 5006888), (7316, 2503444), (14632, 1251722), (29264, 625861)]