20001416

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1181}}^1$

素因数の和:1289

約数の個数: 32

約数和(自身を含む): 39360600

約数和(自身を除く): 19359184

約数列:

[1, 2, 4, 8, 29, 58, 73, 116, 146, 232, 292, 584, 1181, 2117, 2362, 4234, 4724, 8468, 9448, 16936, 34249, 68498, 86213, 136996, 172426, 273992, 344852, 689704, 2500177, 5000354, 10000708, 20001416]

約数ペア:

[(1, 20001416), (2, 10000708), (4, 5000354), (8, 2500177), (29, 689704), (58, 344852), (73, 273992), (116, 172426), (146, 136996), (232, 86213), (292, 68498), (584, 34249), (1181, 16936), (2117, 9448), (2362, 8468), (4234, 4724)]