12507928

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 25511760

約数和(自身を除く): 13003832

約数列:

[1, 2, 4, 8, 19, 38, 61, 71, 76, 122, 142, 152, 244, 284, 361, 488, 568, 722, 1159, 1349, 1444, 2318, 2698, 2888, 4331, 4636, 5396, 8662, 9272, 10792, 17324, 22021, 25631, 34648, 44042, 51262, 82289, 88084, 102524, 164578, 176168, 205048, 329156, 658312, 1563491, 3126982, 6253964, 12507928]

約数ペア:

[(1, 12507928), (2, 6253964), (4, 3126982), (8, 1563491), (19, 658312), (38, 329156), (61, 205048), (71, 176168), (76, 164578), (122, 102524), (142, 88084), (152, 82289), (244, 51262), (284, 44042), (361, 34648), (488, 25631), (568, 22021), (722, 17324), (1159, 10792), (1349, 9272), (1444, 8662), (2318, 5396), (2698, 4636), (2888, 4331)]