1639835444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{2503}}^1$

素因数の和:2856

約数の個数: 48

約数和(自身を含む): 3174390912

約数和(自身を除く): 1534555468

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 293, 559, 586, 1118, 1172, 2236, 2503, 3809, 5006, 7618, 10012, 12599, 15236, 25198, 32539, 50396, 65078, 107629, 130156, 163787, 215258, 327574, 430516, 655148, 733379, 1399177, 1466758, 2798354, 2933516, 5596708, 9533927, 19067854, 31535297, 38135708, 63070594, 126141188, 409958861, 819917722, 1639835444]

約数ペア:

[(1, 1639835444), (2, 819917722), (4, 409958861), (13, 126141188), (26, 63070594), (43, 38135708), (52, 31535297), (86, 19067854), (172, 9533927), (293, 5596708), (559, 2933516), (586, 2798354), (1118, 1466758), (1172, 1399177), (2236, 733379), (2503, 655148), (3809, 430516), (5006, 327574), (7618, 215258), (10012, 163787), (12599, 130156), (15236, 107629), (25198, 65078), (32539, 50396)]