1999956834

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{87281}}^1$

素因数の和:87375

約数の個数: 48

約数和(自身を含む): 4629437280

約数和(自身を除く): 2629480446

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 67, 114, 134, 171, 201, 342, 402, 603, 1206, 1273, 2546, 3819, 7638, 11457, 22914, 87281, 174562, 261843, 523686, 785529, 1571058, 1658339, 3316678, 4975017, 5847827, 9950034, 11695654, 14925051, 17543481, 29850102, 35086962, 52630443, 105260886, 111108713, 222217426, 333326139, 666652278, 999978417, 1999956834]

約数ペア:

[(1, 1999956834), (2, 999978417), (3, 666652278), (6, 333326139), (9, 222217426), (18, 111108713), (19, 105260886), (38, 52630443), (57, 35086962), (67, 29850102), (114, 17543481), (134, 14925051), (171, 11695654), (201, 9950034), (342, 5847827), (402, 4975017), (603, 3316678), (1206, 1658339), (1273, 1571058), (2546, 785529), (3819, 523686), (7638, 261843), (11457, 174562), (22914, 87281)]