18643872

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{14939}}^1$

素因数の和:14965

約数の個数: 48

約数和(自身を含む): 52708320

約数和(自身を除く): 34064448

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 14939, 29878, 44817, 59756, 89634, 119512, 179268, 194207, 239024, 358536, 388414, 478048, 582621, 717072, 776828, 1165242, 1434144, 1553656, 2330484, 3107312, 4660968, 6214624, 9321936, 18643872]

約数ペア:

[(1, 18643872), (2, 9321936), (3, 6214624), (4, 4660968), (6, 3107312), (8, 2330484), (12, 1553656), (13, 1434144), (16, 1165242), (24, 776828), (26, 717072), (32, 582621), (39, 478048), (48, 388414), (52, 358536), (78, 239024), (96, 194207), (104, 179268), (156, 119512), (208, 89634), (312, 59756), (416, 44817), (624, 29878), (1248, 14939)]