20191472511

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{389}}^1\times {\mathrm{16369}}^1$

素因数の和:16919

約数の個数: 32

約数和(自身を含む): 31053235200

約数和(自身を除く): 10861762689

約数列:

[1, 3, 7, 21, 151, 389, 453, 1057, 1167, 2723, 3171, 8169, 16369, 49107, 58739, 114583, 176217, 343749, 411173, 1233519, 2471719, 6367541, 7415157, 17302033, 19102623, 44572787, 51906099, 133718361, 961498691, 2884496073, 6730490837, 20191472511]

約数ペア:

[(1, 20191472511), (3, 6730490837), (7, 2884496073), (21, 961498691), (151, 133718361), (389, 51906099), (453, 44572787), (1057, 19102623), (1167, 17302033), (2723, 7415157), (3171, 6367541), (8169, 2471719), (16369, 1233519), (49107, 411173), (58739, 343749), (114583, 176217)]