20442764

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{4021}}^1$

素因数の和:4097

約数の個数: 24

約数和(自身を含む): 37838976

約数和(自身を除く): 17396212

約数列:

[1, 2, 4, 31, 41, 62, 82, 124, 164, 1271, 2542, 4021, 5084, 8042, 16084, 124651, 164861, 249302, 329722, 498604, 659444, 5110691, 10221382, 20442764]

約数ペア:

[(1, 20442764), (2, 10221382), (4, 5110691), (31, 659444), (41, 498604), (62, 329722), (82, 249302), (124, 164861), (164, 124651), (1271, 16084), (2542, 8042), (4021, 5084)]