19015546959

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{138829}}^1$

素因数の和:138949

約数の個数: 40

約数和(自身を含む): 30237174000

約数和(自身を除く): 11221627041

約数列:

[1, 3, 9, 19, 27, 57, 81, 89, 171, 267, 513, 801, 1539, 1691, 2403, 5073, 7209, 15219, 45657, 136971, 138829, 416487, 1249461, 2637751, 3748383, 7913253, 11245149, 12355781, 23739759, 37067343, 71219277, 111202029, 213657831, 234759839, 333606087, 704279517, 1000818261, 2112838551, 6338515653, 19015546959]

約数ペア:

[(1, 19015546959), (3, 6338515653), (9, 2112838551), (19, 1000818261), (27, 704279517), (57, 333606087), (81, 234759839), (89, 213657831), (171, 111202029), (267, 71219277), (513, 37067343), (801, 23739759), (1539, 12355781), (1691, 11245149), (2403, 7913253), (5073, 3748383), (7209, 2637751), (15219, 1249461), (45657, 416487), (136971, 138829)]