20129209936

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{114370511}}^1$

素因数の和:114370530

約数の個数: 20

約数和(自身を含む): 42545830464

約数和(自身を除く): 22416620528

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 114370511, 228741022, 457482044, 914964088, 1258075621, 1829928176, 2516151242, 5032302484, 10064604968, 20129209936]

約数ペア:

[(1, 20129209936), (2, 10064604968), (4, 5032302484), (8, 2516151242), (11, 1829928176), (16, 1258075621), (22, 914964088), (44, 457482044), (88, 228741022), (176, 114370511)]