20842236

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{9491}}^1$

素因数の和:9562

約数の個数: 36

約数和(自身を含む): 53553864

約数和(自身を除く): 32711628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 366, 549, 732, 1098, 2196, 9491, 18982, 28473, 37964, 56946, 85419, 113892, 170838, 341676, 578951, 1157902, 1736853, 2315804, 3473706, 5210559, 6947412, 10421118, 20842236]

約数ペア:

[(1, 20842236), (2, 10421118), (3, 6947412), (4, 5210559), (6, 3473706), (9, 2315804), (12, 1736853), (18, 1157902), (36, 578951), (61, 341676), (122, 170838), (183, 113892), (244, 85419), (366, 56946), (549, 37964), (732, 28473), (1098, 18982), (2196, 9491)]