18820152

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20107}}^1$

素因数の和:20132

約数の個数: 48

約数和(自身を含む): 54894840

約数和(自身を除く): 36074688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 20107, 40214, 60321, 80428, 120642, 160856, 180963, 241284, 261391, 361926, 482568, 522782, 723852, 784173, 1045564, 1447704, 1568346, 2091128, 2352519, 3136692, 4705038, 6273384, 9410076, 18820152]

約数ペア:

[(1, 18820152), (2, 9410076), (3, 6273384), (4, 4705038), (6, 3136692), (8, 2352519), (9, 2091128), (12, 1568346), (13, 1447704), (18, 1045564), (24, 784173), (26, 723852), (36, 522782), (39, 482568), (52, 361926), (72, 261391), (78, 241284), (104, 180963), (117, 160856), (156, 120642), (234, 80428), (312, 60321), (468, 40214), (936, 20107)]