15890512

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:196

約数の個数: 80

約数和(自身を含む): 36640512

約数和(自身を除く): 20750000

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 47, 68, 88, 94, 113, 136, 176, 187, 188, 226, 272, 374, 376, 452, 517, 748, 752, 799, 904, 1034, 1243, 1496, 1598, 1808, 1921, 2068, 2486, 2992, 3196, 3842, 4136, 4972, 5311, 6392, 7684, 8272, 8789, 9944, 10622, 12784, 15368, 17578, 19888, 21131, 21244, 30736, 35156, 42262, 42488, 58421, 70312, 84524, 84976, 90287, 116842, 140624, 169048, 180574, 233684, 338096, 361148, 467368, 722296, 934736, 993157, 1444592, 1986314, 3972628, 7945256, 15890512]

約数ペア:

[(1, 15890512), (2, 7945256), (4, 3972628), (8, 1986314), (11, 1444592), (16, 993157), (17, 934736), (22, 722296), (34, 467368), (44, 361148), (47, 338096), (68, 233684), (88, 180574), (94, 169048), (113, 140624), (136, 116842), (176, 90287), (187, 84976), (188, 84524), (226, 70312), (272, 58421), (374, 42488), (376, 42262), (452, 35156), (517, 30736), (748, 21244), (752, 21131), (799, 19888), (904, 17578), (1034, 15368), (1243, 12784), (1496, 10622), (1598, 9944), (1808, 8789), (1921, 8272), (2068, 7684), (2486, 6392), (2992, 5311), (3196, 4972), (3842, 4136)]