20521252

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{547}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 36733536

約数和(自身を除く): 16212284

約数列:

[1, 2, 4, 83, 113, 166, 226, 332, 452, 547, 1094, 2188, 9379, 18758, 37516, 45401, 61811, 90802, 123622, 181604, 247244, 5130313, 10260626, 20521252]

約数ペア:

[(1, 20521252), (2, 10260626), (4, 5130313), (83, 247244), (113, 181604), (166, 123622), (226, 90802), (332, 61811), (452, 45401), (547, 37516), (1094, 18758), (2188, 9379)]