20218132136

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{463}}^1\times {\mathrm{61331}}^1$

素因数の和:61889

約数の個数: 32

約数和(自身を含む): 38418364800

約数和(自身を除く): 18200232664

約数列:

[1, 2, 4, 8, 89, 178, 356, 463, 712, 926, 1852, 3704, 41207, 61331, 82414, 122662, 164828, 245324, 329656, 490648, 5458459, 10916918, 21833836, 28396253, 43667672, 56792506, 113585012, 227170024, 2527266517, 5054533034, 10109066068, 20218132136]

約数ペア:

[(1, 20218132136), (2, 10109066068), (4, 5054533034), (8, 2527266517), (89, 227170024), (178, 113585012), (356, 56792506), (463, 43667672), (712, 28396253), (926, 21833836), (1852, 10916918), (3704, 5458459), (41207, 490648), (61331, 329656), (82414, 245324), (122662, 164828)]