20452638

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{509}}^1$

素因数の和:732

約数の個数: 32

約数和(自身を含む): 42325920

約数和(自身を除く): 21873282

約数列:

[1, 2, 3, 6, 37, 74, 111, 181, 222, 362, 509, 543, 1018, 1086, 1527, 3054, 6697, 13394, 18833, 20091, 37666, 40182, 56499, 92129, 112998, 184258, 276387, 552774, 3408773, 6817546, 10226319, 20452638]

約数ペア:

[(1, 20452638), (2, 10226319), (3, 6817546), (6, 3408773), (37, 552774), (74, 276387), (111, 184258), (181, 112998), (222, 92129), (362, 56499), (509, 40182), (543, 37666), (1018, 20091), (1086, 18833), (1527, 13394), (3054, 6697)]