198998144

素因数分解:

$2^7\times {\mathrm{83}}^1\times {\mathrm{18731}}^1$

素因数の和:18828

約数の個数: 32

約数和(自身を含む): 401239440

約数和(自身を除く): 202241296

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 128, 166, 332, 664, 1328, 2656, 5312, 10624, 18731, 37462, 74924, 149848, 299696, 599392, 1198784, 1554673, 2397568, 3109346, 6218692, 12437384, 24874768, 49749536, 99499072, 198998144]

約数ペア:

[(1, 198998144), (2, 99499072), (4, 49749536), (8, 24874768), (16, 12437384), (32, 6218692), (64, 3109346), (83, 2397568), (128, 1554673), (166, 1198784), (332, 599392), (664, 299696), (1328, 149848), (2656, 74924), (5312, 37462), (10624, 18731)]