20938674

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{347}}^1$

素因数の和:554

約数の個数: 32

約数和(自身を含む): 42845760

約数和(自身を除く): 21907086

約数列:

[1, 2, 3, 6, 89, 113, 178, 226, 267, 339, 347, 534, 678, 694, 1041, 2082, 10057, 20114, 30171, 30883, 39211, 60342, 61766, 78422, 92649, 117633, 185298, 235266, 3489779, 6979558, 10469337, 20938674]

約数ペア:

[(1, 20938674), (2, 10469337), (3, 6979558), (6, 3489779), (89, 235266), (113, 185298), (178, 117633), (226, 92649), (267, 78422), (339, 61766), (347, 60342), (534, 39211), (678, 30883), (694, 30171), (1041, 20114), (2082, 10057)]