19902062

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{11069}}^1$

素因数の和:11131

約数の個数: 16

約数和(自身を含む): 31881600

約数和(自身を除く): 11979538

約数列:

[1, 2, 29, 31, 58, 62, 899, 1798, 11069, 22138, 321001, 343139, 642002, 686278, 9951031, 19902062]

約数ペア:

[(1, 19902062), (2, 9951031), (29, 686278), (31, 642002), (58, 343139), (62, 321001), (899, 22138), (1798, 11069)]