18833744

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:419

約数の個数: 40

約数和(自身を含む): 37765440

約数和(自身を除く): 18931696

約数列:

[1, 2, 4, 8, 16, 59, 71, 118, 142, 236, 281, 284, 472, 562, 568, 944, 1124, 1136, 2248, 4189, 4496, 8378, 16579, 16756, 19951, 33158, 33512, 39902, 66316, 67024, 79804, 132632, 159608, 265264, 319216, 1177109, 2354218, 4708436, 9416872, 18833744]

約数ペア:

[(1, 18833744), (2, 9416872), (4, 4708436), (8, 2354218), (16, 1177109), (59, 319216), (71, 265264), (118, 159608), (142, 132632), (236, 79804), (281, 67024), (284, 66316), (472, 39902), (562, 33512), (568, 33158), (944, 19951), (1124, 16756), (1136, 16579), (2248, 8378), (4189, 4496)]