18882390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 48234240

約数和(自身を除く): 29351850

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 157, 190, 211, 285, 314, 422, 471, 570, 633, 785, 942, 1055, 1266, 1570, 2110, 2355, 2983, 3165, 4009, 4710, 5966, 6330, 8018, 8949, 12027, 14915, 17898, 20045, 24054, 29830, 33127, 40090, 44745, 60135, 66254, 89490, 99381, 120270, 165635, 198762, 331270, 496905, 629413, 993810, 1258826, 1888239, 3147065, 3776478, 6294130, 9441195, 18882390]

約数ペア:

[(1, 18882390), (2, 9441195), (3, 6294130), (5, 3776478), (6, 3147065), (10, 1888239), (15, 1258826), (19, 993810), (30, 629413), (38, 496905), (57, 331270), (95, 198762), (114, 165635), (157, 120270), (190, 99381), (211, 89490), (285, 66254), (314, 60135), (422, 44745), (471, 40090), (570, 33127), (633, 29830), (785, 24054), (942, 20045), (1055, 17898), (1266, 14915), (1570, 12027), (2110, 8949), (2355, 8018), (2983, 6330), (3165, 5966), (4009, 4710)]