20259184

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1951}}^1$

素因数の和:2029

約数の個数: 40

約数和(自身を含む): 43568640

約数和(自身を除く): 23309456

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 59, 88, 118, 176, 236, 472, 649, 944, 1298, 1951, 2596, 3902, 5192, 7804, 10384, 15608, 21461, 31216, 42922, 85844, 115109, 171688, 230218, 343376, 460436, 920872, 1266199, 1841744, 2532398, 5064796, 10129592, 20259184]

約数ペア:

[(1, 20259184), (2, 10129592), (4, 5064796), (8, 2532398), (11, 1841744), (16, 1266199), (22, 920872), (44, 460436), (59, 343376), (88, 230218), (118, 171688), (176, 115109), (236, 85844), (472, 42922), (649, 31216), (944, 21461), (1298, 15608), (1951, 10384), (2596, 7804), (3902, 5192)]