18069584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{797}}^1$

素因数の和:927

約数の個数: 40

約数和(自身を含む): 38096520

約数和(自身を除く): 20026936

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 109, 208, 218, 436, 797, 872, 1417, 1594, 1744, 2834, 3188, 5668, 6376, 10361, 11336, 12752, 20722, 22672, 41444, 82888, 86873, 165776, 173746, 347492, 694984, 1129349, 1389968, 2258698, 4517396, 9034792, 18069584]

約数ペア:

[(1, 18069584), (2, 9034792), (4, 4517396), (8, 2258698), (13, 1389968), (16, 1129349), (26, 694984), (52, 347492), (104, 173746), (109, 165776), (208, 86873), (218, 82888), (436, 41444), (797, 22672), (872, 20722), (1417, 12752), (1594, 11336), (1744, 10361), (2834, 6376), (3188, 5668)]