2002191728

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{8243}}^1$

素因数の和:8334

約数の個数: 80

約数和(自身を含む): 4416145920

約数和(自身を除く): 2413954192

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 47, 68, 76, 94, 136, 152, 188, 272, 304, 323, 376, 646, 752, 799, 893, 1292, 1598, 1786, 2584, 3196, 3572, 5168, 6392, 7144, 8243, 12784, 14288, 15181, 16486, 30362, 32972, 60724, 65944, 121448, 131888, 140131, 156617, 242896, 280262, 313234, 387421, 560524, 626468, 774842, 1121048, 1252936, 1549684, 2242096, 2505872, 2662489, 3099368, 5324978, 6198736, 6586157, 7360999, 10649956, 13172314, 14721998, 21299912, 26344628, 29443996, 42599824, 52689256, 58887992, 105378512, 117775984, 125136983, 250273966, 500547932, 1001095864, 2002191728]

約数ペア:

[(1, 2002191728), (2, 1001095864), (4, 500547932), (8, 250273966), (16, 125136983), (17, 117775984), (19, 105378512), (34, 58887992), (38, 52689256), (47, 42599824), (68, 29443996), (76, 26344628), (94, 21299912), (136, 14721998), (152, 13172314), (188, 10649956), (272, 7360999), (304, 6586157), (323, 6198736), (376, 5324978), (646, 3099368), (752, 2662489), (799, 2505872), (893, 2242096), (1292, 1549684), (1598, 1252936), (1786, 1121048), (2584, 774842), (3196, 626468), (3572, 560524), (5168, 387421), (6392, 313234), (7144, 280262), (8243, 242896), (12784, 156617), (14288, 140131), (15181, 131888), (16486, 121448), (30362, 65944), (32972, 60724)]