12487712

素因数分解:

$2^5\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:118

約数の個数: 72

約数和(自身を含む): 27651456

約数和(自身を除く): 15163744

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 47, 76, 92, 94, 152, 184, 188, 304, 361, 368, 376, 437, 608, 722, 736, 752, 874, 893, 1081, 1444, 1504, 1748, 1786, 2162, 2888, 3496, 3572, 4324, 5776, 6992, 7144, 8303, 8648, 11552, 13984, 14288, 16606, 16967, 17296, 20539, 28576, 33212, 33934, 34592, 41078, 66424, 67868, 82156, 132848, 135736, 164312, 265696, 271472, 328624, 390241, 542944, 657248, 780482, 1560964, 3121928, 6243856, 12487712]

約数ペア:

[(1, 12487712), (2, 6243856), (4, 3121928), (8, 1560964), (16, 780482), (19, 657248), (23, 542944), (32, 390241), (38, 328624), (46, 271472), (47, 265696), (76, 164312), (92, 135736), (94, 132848), (152, 82156), (184, 67868), (188, 66424), (304, 41078), (361, 34592), (368, 33934), (376, 33212), (437, 28576), (608, 20539), (722, 17296), (736, 16967), (752, 16606), (874, 14288), (893, 13984), (1081, 11552), (1444, 8648), (1504, 8303), (1748, 7144), (1786, 6992), (2162, 5776), (2888, 4324), (3496, 3572)]