13421144

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 30240000

約数和(自身を除く): 16818856

約数列:

[1, 2, 4, 8, 11, 19, 22, 23, 38, 44, 46, 76, 88, 92, 152, 184, 209, 253, 349, 418, 437, 506, 698, 836, 874, 1012, 1396, 1672, 1748, 2024, 2792, 3496, 3839, 4807, 6631, 7678, 8027, 9614, 13262, 15356, 16054, 19228, 26524, 30712, 32108, 38456, 53048, 64216, 72941, 88297, 145882, 152513, 176594, 291764, 305026, 353188, 583528, 610052, 706376, 1220104, 1677643, 3355286, 6710572, 13421144]

約数ペア:

[(1, 13421144), (2, 6710572), (4, 3355286), (8, 1677643), (11, 1220104), (19, 706376), (22, 610052), (23, 583528), (38, 353188), (44, 305026), (46, 291764), (76, 176594), (88, 152513), (92, 145882), (152, 88297), (184, 72941), (209, 64216), (253, 53048), (349, 38456), (418, 32108), (437, 30712), (506, 26524), (698, 19228), (836, 16054), (874, 15356), (1012, 13262), (1396, 9614), (1672, 8027), (1748, 7678), (2024, 6631), (2792, 4807), (3496, 3839)]