18870144

素因数分解:

$2^7\times 3^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:487

約数の個数: 64

約数和(自身を含む): 50604240

約数和(自身を除く): 31734096

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 157, 192, 313, 314, 384, 471, 626, 628, 939, 942, 1252, 1256, 1878, 1884, 2504, 2512, 3756, 3768, 5008, 5024, 7512, 7536, 10016, 10048, 15024, 15072, 20032, 20096, 30048, 30144, 40064, 49141, 60096, 60288, 98282, 120192, 147423, 196564, 294846, 393128, 589692, 786256, 1179384, 1572512, 2358768, 3145024, 4717536, 6290048, 9435072, 18870144]

約数ペア:

[(1, 18870144), (2, 9435072), (3, 6290048), (4, 4717536), (6, 3145024), (8, 2358768), (12, 1572512), (16, 1179384), (24, 786256), (32, 589692), (48, 393128), (64, 294846), (96, 196564), (128, 147423), (157, 120192), (192, 98282), (313, 60288), (314, 60096), (384, 49141), (471, 40064), (626, 30144), (628, 30048), (939, 20096), (942, 20032), (1252, 15072), (1256, 15024), (1878, 10048), (1884, 10016), (2504, 7536), (2512, 7512), (3756, 5024), (3768, 5008)]