216173868

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{20173}}^1$

素因数の和:20246

約数の個数: 48

約数和(自身を含む): 542277120

約数和(自身を除く): 326103252

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 47, 57, 76, 94, 114, 141, 188, 228, 282, 564, 893, 1786, 2679, 3572, 5358, 10716, 20173, 40346, 60519, 80692, 121038, 242076, 383287, 766574, 948131, 1149861, 1533148, 1896262, 2299722, 2844393, 3792524, 4599444, 5688786, 11377572, 18014489, 36028978, 54043467, 72057956, 108086934, 216173868]

約数ペア:

[(1, 216173868), (2, 108086934), (3, 72057956), (4, 54043467), (6, 36028978), (12, 18014489), (19, 11377572), (38, 5688786), (47, 4599444), (57, 3792524), (76, 2844393), (94, 2299722), (114, 1896262), (141, 1533148), (188, 1149861), (228, 948131), (282, 766574), (564, 383287), (893, 242076), (1786, 121038), (2679, 80692), (3572, 60519), (5358, 40346), (10716, 20173)]