2019794715

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1531}}^1\times {\mathrm{1543}}^1$

素因数の和:3104

約数の個数: 48

約数和(自身を含む): 3690036480

約数和(自身を除く): 1670241765

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 1531, 1543, 4593, 4629, 7655, 7715, 13779, 13887, 22965, 23145, 29089, 29317, 68895, 69435, 87267, 87951, 145445, 146585, 261801, 263853, 436335, 439755, 1309005, 1319265, 2362333, 7086999, 11811665, 21260997, 35434995, 44884327, 106304985, 134652981, 224421635, 403958943, 673264905, 2019794715]

約数ペア:

[(1, 2019794715), (3, 673264905), (5, 403958943), (9, 224421635), (15, 134652981), (19, 106304985), (45, 44884327), (57, 35434995), (95, 21260997), (171, 11811665), (285, 7086999), (855, 2362333), (1531, 1319265), (1543, 1309005), (4593, 439755), (4629, 436335), (7655, 263853), (7715, 261801), (13779, 146585), (13887, 145445), (22965, 87951), (23145, 87267), (29089, 69435), (29317, 68895)]