1999685324

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{289139}}^1$

素因数の和:289182

約数の個数: 48

約数和(自身を含む): 4533715200

約数和(自身を除く): 2534029876

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 289139, 578278, 1156556, 2023973, 3758807, 4047946, 5493641, 7517614, 8095892, 10987282, 15035228, 21974564, 26311649, 38455487, 52623298, 71417333, 76910974, 105246596, 142834666, 153821948, 285669332, 499921331, 999842662, 1999685324]

約数ペア:

[(1, 1999685324), (2, 999842662), (4, 499921331), (7, 285669332), (13, 153821948), (14, 142834666), (19, 105246596), (26, 76910974), (28, 71417333), (38, 52623298), (52, 38455487), (76, 26311649), (91, 21974564), (133, 15035228), (182, 10987282), (247, 8095892), (266, 7517614), (364, 5493641), (494, 4047946), (532, 3758807), (988, 2023973), (1729, 1156556), (3458, 578278), (6916, 289139)]