19724868

素因数分解:

$2^2\times 3^2\times {\mathrm{347}}^1\times {\mathrm{1579}}^1$

素因数の和:1936

約数の個数: 36

約数和(自身を含む): 50035440

約数和(自身を除く): 30310572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 347, 694, 1041, 1388, 1579, 2082, 3123, 3158, 4164, 4737, 6246, 6316, 9474, 12492, 14211, 18948, 28422, 56844, 547913, 1095826, 1643739, 2191652, 3287478, 4931217, 6574956, 9862434, 19724868]

約数ペア:

[(1, 19724868), (2, 9862434), (3, 6574956), (4, 4931217), (6, 3287478), (9, 2191652), (12, 1643739), (18, 1095826), (36, 547913), (347, 56844), (694, 28422), (1041, 18948), (1388, 14211), (1579, 12492), (2082, 9474), (3123, 6316), (3158, 6246), (4164, 4737)]