16406971390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1288843}}^1$

素因数の和:1288936

約数の個数: 32

約数和(自身を含む): 31550901120

約数和(自身を除く): 15143929730

約数列:

[1, 2, 5, 10, 19, 38, 67, 95, 134, 190, 335, 670, 1273, 2546, 6365, 12730, 1288843, 2577686, 6444215, 12888430, 24488017, 48976034, 86352481, 122440085, 172704962, 244880170, 431762405, 863524810, 1640697139, 3281394278, 8203485695, 16406971390]

約数ペア:

[(1, 16406971390), (2, 8203485695), (5, 3281394278), (10, 1640697139), (19, 863524810), (38, 431762405), (67, 244880170), (95, 172704962), (134, 122440085), (190, 86352481), (335, 48976034), (670, 24488017), (1273, 12888430), (2546, 6444215), (6365, 2577686), (12730, 1288843)]