18539216

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{479}}^1$

素因数の和:587

約数の個数: 40

約数和(自身を含む): 37497600

約数和(自身を除く): 18958384

約数列:

[1, 2, 4, 8, 16, 41, 59, 82, 118, 164, 236, 328, 472, 479, 656, 944, 958, 1916, 2419, 3832, 4838, 7664, 9676, 19352, 19639, 28261, 38704, 39278, 56522, 78556, 113044, 157112, 226088, 314224, 452176, 1158701, 2317402, 4634804, 9269608, 18539216]

約数ペア:

[(1, 18539216), (2, 9269608), (4, 4634804), (8, 2317402), (16, 1158701), (41, 452176), (59, 314224), (82, 226088), (118, 157112), (164, 113044), (236, 78556), (328, 56522), (472, 39278), (479, 38704), (656, 28261), (944, 19639), (958, 19352), (1916, 9676), (2419, 7664), (3832, 4838)]