12505572

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:465

約数の個数: 72

約数和(自身を含む): 34070400

約数和(自身を除く): 21564828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 47, 57, 76, 94, 114, 141, 171, 188, 228, 282, 342, 389, 423, 564, 684, 778, 846, 893, 1167, 1556, 1692, 1786, 2334, 2679, 3501, 3572, 4668, 5358, 7002, 7391, 8037, 10716, 14004, 14782, 16074, 18283, 22173, 29564, 32148, 36566, 44346, 54849, 66519, 73132, 88692, 109698, 133038, 164547, 219396, 266076, 329094, 347377, 658188, 694754, 1042131, 1389508, 2084262, 3126393, 4168524, 6252786, 12505572]

約数ペア:

[(1, 12505572), (2, 6252786), (3, 4168524), (4, 3126393), (6, 2084262), (9, 1389508), (12, 1042131), (18, 694754), (19, 658188), (36, 347377), (38, 329094), (47, 266076), (57, 219396), (76, 164547), (94, 133038), (114, 109698), (141, 88692), (171, 73132), (188, 66519), (228, 54849), (282, 44346), (342, 36566), (389, 32148), (423, 29564), (564, 22173), (684, 18283), (778, 16074), (846, 14782), (893, 14004), (1167, 10716), (1556, 8037), (1692, 7391), (1786, 7002), (2334, 5358), (2679, 4668), (3501, 3572)]