20227896

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{21611}}^1$

素因数の和:21636

約数の個数: 48

約数和(自身を含む): 59000760

約数和(自身を除く): 38772864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 21611, 43222, 64833, 86444, 129666, 172888, 194499, 259332, 280943, 388998, 518664, 561886, 777996, 842829, 1123772, 1555992, 1685658, 2247544, 2528487, 3371316, 5056974, 6742632, 10113948, 20227896]

約数ペア:

[(1, 20227896), (2, 10113948), (3, 6742632), (4, 5056974), (6, 3371316), (8, 2528487), (9, 2247544), (12, 1685658), (13, 1555992), (18, 1123772), (24, 842829), (26, 777996), (36, 561886), (39, 518664), (52, 388998), (72, 280943), (78, 259332), (104, 194499), (117, 172888), (156, 129666), (234, 86444), (312, 64833), (468, 43222), (936, 21611)]