20315844

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{12007}}^1$

素因数の和:12064

約数の個数: 36

約数和(自身を含む): 52450944

約数和(自身を除く): 32135100

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 12007, 24014, 36021, 48028, 72042, 108063, 144084, 216126, 432252, 564329, 1128658, 1692987, 2257316, 3385974, 5078961, 6771948, 10157922, 20315844]

約数ペア:

[(1, 20315844), (2, 10157922), (3, 6771948), (4, 5078961), (6, 3385974), (9, 2257316), (12, 1692987), (18, 1128658), (36, 564329), (47, 432252), (94, 216126), (141, 144084), (188, 108063), (282, 72042), (423, 48028), (564, 36021), (846, 24014), (1692, 12007)]