12920223088

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{75617}}^1$

素因数の和:75865

約数の個数: 40

約数和(自身を含む): 25598205360

約数和(自身を除く): 12677982272

約数列:

[1, 2, 4, 8, 16, 59, 118, 181, 236, 362, 472, 724, 944, 1448, 2896, 10679, 21358, 42716, 75617, 85432, 151234, 170864, 302468, 604936, 1209872, 4461403, 8922806, 13686677, 17845612, 27373354, 35691224, 54746708, 71382448, 109493416, 218986832, 807513943, 1615027886, 3230055772, 6460111544, 12920223088]

約数ペア:

[(1, 12920223088), (2, 6460111544), (4, 3230055772), (8, 1615027886), (16, 807513943), (59, 218986832), (118, 109493416), (181, 71382448), (236, 54746708), (362, 35691224), (472, 27373354), (724, 17845612), (944, 13686677), (1448, 8922806), (2896, 4461403), (10679, 1209872), (21358, 604936), (42716, 302468), (75617, 170864), (85432, 151234)]