20967516

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{8693}}^1$

素因数の和:8770

約数の個数: 36

約数和(自身を含む): 53798472

約数和(自身を除く): 32830956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 268, 402, 603, 804, 1206, 2412, 8693, 17386, 26079, 34772, 52158, 78237, 104316, 156474, 312948, 582431, 1164862, 1747293, 2329724, 3494586, 5241879, 6989172, 10483758, 20967516]

約数ペア:

[(1, 20967516), (2, 10483758), (3, 6989172), (4, 5241879), (6, 3494586), (9, 2329724), (12, 1747293), (18, 1164862), (36, 582431), (67, 312948), (134, 156474), (201, 104316), (268, 78237), (402, 52158), (603, 34772), (804, 26079), (1206, 17386), (2412, 8693)]