18520454

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:236

約数の個数: 32

約数和(自身を含む): 29998080

約数和(自身を除く): 11477626

約数列:

[1, 2, 31, 59, 61, 62, 83, 118, 122, 166, 1829, 1891, 2573, 3599, 3658, 3782, 4897, 5063, 5146, 7198, 9794, 10126, 111569, 151807, 156953, 223138, 298717, 303614, 313906, 597434, 9260227, 18520454]

約数ペア:

[(1, 18520454), (2, 9260227), (31, 597434), (59, 313906), (61, 303614), (62, 298717), (83, 223138), (118, 156953), (122, 151807), (166, 111569), (1829, 10126), (1891, 9794), (2573, 7198), (3599, 5146), (3658, 5063), (3782, 4897)]