2187822488

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{191}}^1\times {\mathrm{421}}^1$

素因数の和:816

約数の個数: 64

約数和(自身を含む): 4375296000

約数和(自身を除く): 2187473512

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 179, 191, 358, 382, 421, 716, 764, 842, 1432, 1528, 1684, 3368, 3401, 3629, 6802, 7258, 7999, 13604, 14516, 15998, 27208, 29032, 31996, 34189, 63992, 68378, 75359, 80411, 136756, 150718, 160822, 273512, 301436, 321644, 602872, 643288, 649591, 1299182, 1431821, 1527809, 2598364, 2863642, 3055618, 5196728, 5727284, 6111236, 11454568, 12222472, 14393569, 28787138, 57574276, 115148552, 273477811, 546955622, 1093911244, 2187822488]

約数ペア:

[(1, 2187822488), (2, 1093911244), (4, 546955622), (8, 273477811), (19, 115148552), (38, 57574276), (76, 28787138), (152, 14393569), (179, 12222472), (191, 11454568), (358, 6111236), (382, 5727284), (421, 5196728), (716, 3055618), (764, 2863642), (842, 2598364), (1432, 1527809), (1528, 1431821), (1684, 1299182), (3368, 649591), (3401, 643288), (3629, 602872), (6802, 321644), (7258, 301436), (7999, 273512), (13604, 160822), (14516, 150718), (15998, 136756), (27208, 80411), (29032, 75359), (31996, 68378), (34189, 63992)]