18523830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47497}}^1$

素因数の和:47520

約数の個数: 32

約数和(自身を含む): 47877984

約数和(自身を除く): 29354154

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 47497, 94994, 142491, 237485, 284982, 474970, 617461, 712455, 1234922, 1424910, 1852383, 3087305, 3704766, 6174610, 9261915, 18523830]

約数ペア:

[(1, 18523830), (2, 9261915), (3, 6174610), (5, 3704766), (6, 3087305), (10, 1852383), (13, 1424910), (15, 1234922), (26, 712455), (30, 617461), (39, 474970), (65, 284982), (78, 237485), (130, 142491), (195, 94994), (390, 47497)]