18585736

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1033}}^1$

素因数の和:1225

約数の個数: 32

約数和(自身を含む): 37782360

約数和(自身を除く): 19196624

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 173, 346, 692, 1033, 1384, 2066, 2249, 4132, 4498, 8264, 8996, 13429, 17992, 26858, 53716, 107432, 178709, 357418, 714836, 1429672, 2323217, 4646434, 9292868, 18585736]

約数ペア:

[(1, 18585736), (2, 9292868), (4, 4646434), (8, 2323217), (13, 1429672), (26, 714836), (52, 357418), (104, 178709), (173, 107432), (346, 53716), (692, 26858), (1033, 17992), (1384, 13429), (2066, 8996), (2249, 8264), (4132, 4498)]