20197434231

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{1999}}^1\times {\mathrm{86357}}^1$

素因数の和:88375

約数の個数: 24

約数和(自身を含む): 31434312000

約数和(自身を除く): 11236877769

約数列:

[1, 3, 9, 13, 39, 117, 1999, 5997, 17991, 25987, 77961, 86357, 233883, 259071, 777213, 1122641, 3367923, 10103769, 172627643, 517882929, 1553648787, 2244159359, 6732478077, 20197434231]

約数ペア:

[(1, 20197434231), (3, 6732478077), (9, 2244159359), (13, 1553648787), (39, 517882929), (117, 172627643), (1999, 10103769), (5997, 3367923), (17991, 1122641), (25987, 777213), (77961, 259071), (86357, 233883)]