20163553218

素因数分解:

$2^1\times 3^2\times {\mathrm{4421}}^1\times {\mathrm{253381}}^1$

素因数の和:257810

約数の個数: 24

約数和(自身を含む): 43697752956

約数和(自身を除く): 23534199738

約数列:

[1, 2, 3, 6, 9, 18, 4421, 8842, 13263, 26526, 39789, 79578, 253381, 506762, 760143, 1520286, 2280429, 4560858, 1120197401, 2240394802, 3360592203, 6721184406, 10081776609, 20163553218]

約数ペア:

[(1, 20163553218), (2, 10081776609), (3, 6721184406), (6, 3360592203), (9, 2240394802), (18, 1120197401), (4421, 4560858), (8842, 2280429), (13263, 1520286), (26526, 760143), (39789, 506762), (79578, 253381)]