18160480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8731}}^1$

素因数の和:8759

約数の個数: 48

約数和(自身を含む): 46209744

約数和(自身を除く): 28049264

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 8731, 17462, 34924, 43655, 69848, 87310, 113503, 139696, 174620, 227006, 279392, 349240, 454012, 567515, 698480, 908024, 1135030, 1396960, 1816048, 2270060, 3632096, 4540120, 9080240, 18160480]

約数ペア:

[(1, 18160480), (2, 9080240), (4, 4540120), (5, 3632096), (8, 2270060), (10, 1816048), (13, 1396960), (16, 1135030), (20, 908024), (26, 698480), (32, 567515), (40, 454012), (52, 349240), (65, 279392), (80, 227006), (104, 174620), (130, 139696), (160, 113503), (208, 87310), (260, 69848), (416, 43655), (520, 34924), (1040, 17462), (2080, 8731)]