18153507

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 26542080

約数和(自身を除く): 8388573

約数列:

[1, 3, 29, 31, 53, 87, 93, 127, 159, 381, 899, 1537, 1643, 2697, 3683, 3937, 4611, 4929, 6731, 11049, 11811, 20193, 47647, 114173, 142941, 195199, 208661, 342519, 585597, 625983, 6051169, 18153507]

約数ペア:

[(1, 18153507), (3, 6051169), (29, 625983), (31, 585597), (53, 342519), (87, 208661), (93, 195199), (127, 142941), (159, 114173), (381, 47647), (899, 20193), (1537, 11811), (1643, 11049), (2697, 6731), (3683, 4929), (3937, 4611)]