20401356

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{45949}}^1$

素因数の和:45993

約数の個数: 24

約数和(自身を含む): 48890800

約数和(自身を除く): 28489444

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 45949, 91898, 137847, 183796, 275694, 551388, 1700113, 3400226, 5100339, 6800452, 10200678, 20401356]

約数ペア:

[(1, 20401356), (2, 10200678), (3, 6800452), (4, 5100339), (6, 3400226), (12, 1700113), (37, 551388), (74, 275694), (111, 183796), (148, 137847), (222, 91898), (444, 45949)]