20121078

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{311}}^1$

素因数の和:620

約数の個数: 32

約数和(自身を含む): 41513472

約数和(自身を除く): 21392394

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 263, 311, 526, 622, 789, 933, 1578, 1866, 10783, 12751, 21566, 25502, 32349, 38253, 64698, 76506, 81793, 163586, 245379, 490758, 3353513, 6707026, 10060539, 20121078]

約数ペア:

[(1, 20121078), (2, 10060539), (3, 6707026), (6, 3353513), (41, 490758), (82, 245379), (123, 163586), (246, 81793), (263, 76506), (311, 64698), (526, 38253), (622, 32349), (789, 25502), (933, 21566), (1578, 12751), (1866, 10783)]