20156568159

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{151609}}^1$

素因数の和:152119

約数の個数: 32

約数和(自身を含む): 33145584640

約数和(自身を除く): 12989016481

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 487, 1461, 3409, 6331, 10227, 18993, 44317, 132951, 151609, 454827, 1061263, 1970917, 3183789, 5912751, 13796419, 41389257, 73833583, 221500749, 516835081, 959836579, 1550505243, 2879509737, 6718856053, 20156568159]

約数ペア:

[(1, 20156568159), (3, 6718856053), (7, 2879509737), (13, 1550505243), (21, 959836579), (39, 516835081), (91, 221500749), (273, 73833583), (487, 41389257), (1461, 13796419), (3409, 5912751), (6331, 3183789), (10227, 1970917), (18993, 1061263), (44317, 454827), (132951, 151609)]