15721899499984

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{619}}^1\times {\mathrm{4397311}}^1$

素因数の和:4397976

約数の個数: 60

約数和(自身を含む): 32200724259840

約数和(自身を除く): 16478824759856

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 619, 722, 1238, 1444, 2476, 2888, 4952, 5776, 9904, 11761, 23522, 47044, 94088, 188176, 223459, 446918, 893836, 1787672, 3575344, 4397311, 8794622, 17589244, 35178488, 70356976, 83548909, 167097818, 334195636, 668391272, 1336782544, 1587429271, 2721935509, 3174858542, 5443871018, 6349717084, 10887742036, 12699434168, 21775484072, 25398868336, 43550968144, 51716774671, 103433549342, 206867098684, 413734197368, 827468394736, 982618718749, 1965237437498, 3930474874996, 7860949749992, 15721899499984]

約数ペア:

[(1, 15721899499984), (2, 7860949749992), (4, 3930474874996), (8, 1965237437498), (16, 982618718749), (19, 827468394736), (38, 413734197368), (76, 206867098684), (152, 103433549342), (304, 51716774671), (361, 43550968144), (619, 25398868336), (722, 21775484072), (1238, 12699434168), (1444, 10887742036), (2476, 6349717084), (2888, 5443871018), (4952, 3174858542), (5776, 2721935509), (9904, 1587429271), (11761, 1336782544), (23522, 668391272), (47044, 334195636), (94088, 167097818), (188176, 83548909), (223459, 70356976), (446918, 35178488), (893836, 17589244), (1787672, 8794622), (3575344, 4397311)]