20126376

素因数分解:

$2^3\times 3^2\times {\mathrm{443}}^1\times {\mathrm{631}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 54718560

約数和(自身を除く): 34592184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 443, 631, 886, 1262, 1329, 1772, 1893, 2524, 2658, 3544, 3786, 3987, 5048, 5316, 5679, 7572, 7974, 10632, 11358, 15144, 15948, 22716, 31896, 45432, 279533, 559066, 838599, 1118132, 1677198, 2236264, 2515797, 3354396, 5031594, 6708792, 10063188, 20126376]

約数ペア:

[(1, 20126376), (2, 10063188), (3, 6708792), (4, 5031594), (6, 3354396), (8, 2515797), (9, 2236264), (12, 1677198), (18, 1118132), (24, 838599), (36, 559066), (72, 279533), (443, 45432), (631, 31896), (886, 22716), (1262, 15948), (1329, 15144), (1772, 11358), (1893, 10632), (2524, 7974), (2658, 7572), (3544, 5679), (3786, 5316), (3987, 5048)]