18444816

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:253

約数の個数: 120

約数和(自身を含む): 56871360

約数和(自身を除く): 38426544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 59, 72, 78, 104, 117, 118, 144, 156, 167, 177, 208, 234, 236, 312, 334, 354, 468, 472, 501, 531, 624, 668, 708, 767, 936, 944, 1002, 1062, 1336, 1416, 1503, 1534, 1872, 2004, 2124, 2171, 2301, 2672, 2832, 3006, 3068, 4008, 4248, 4342, 4602, 6012, 6136, 6513, 6903, 8016, 8496, 8684, 9204, 9853, 12024, 12272, 13026, 13806, 17368, 18408, 19539, 19706, 24048, 26052, 27612, 29559, 34736, 36816, 39078, 39412, 52104, 55224, 59118, 78156, 78824, 88677, 104208, 110448, 118236, 128089, 156312, 157648, 177354, 236472, 256178, 312624, 354708, 384267, 472944, 512356, 709416, 768534, 1024712, 1152801, 1418832, 1537068, 2049424, 2305602, 3074136, 4611204, 6148272, 9222408, 18444816]

約数ペア:

[(1, 18444816), (2, 9222408), (3, 6148272), (4, 4611204), (6, 3074136), (8, 2305602), (9, 2049424), (12, 1537068), (13, 1418832), (16, 1152801), (18, 1024712), (24, 768534), (26, 709416), (36, 512356), (39, 472944), (48, 384267), (52, 354708), (59, 312624), (72, 256178), (78, 236472), (104, 177354), (117, 157648), (118, 156312), (144, 128089), (156, 118236), (167, 110448), (177, 104208), (208, 88677), (234, 78824), (236, 78156), (312, 59118), (334, 55224), (354, 52104), (468, 39412), (472, 39078), (501, 36816), (531, 34736), (624, 29559), (668, 27612), (708, 26052), (767, 24048), (936, 19706), (944, 19539), (1002, 18408), (1062, 17368), (1336, 13806), (1416, 13026), (1503, 12272), (1534, 12024), (1872, 9853), (2004, 9204), (2124, 8684), (2171, 8496), (2301, 8016), (2672, 6903), (2832, 6513), (3006, 6136), (3068, 6012), (4008, 4602), (4248, 4342)]