19228713

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{971}}^1$

素因数の和:1045

約数の個数: 32

約数和(自身を含む): 31352832

約数和(自身を除く): 12124119

約数列:

[1, 3, 7, 21, 23, 41, 69, 123, 161, 287, 483, 861, 943, 971, 2829, 2913, 6601, 6797, 19803, 20391, 22333, 39811, 66999, 119433, 156331, 278677, 468993, 836031, 915653, 2746959, 6409571, 19228713]

約数ペア:

[(1, 19228713), (3, 6409571), (7, 2746959), (21, 915653), (23, 836031), (41, 468993), (69, 278677), (123, 156331), (161, 119433), (287, 66999), (483, 39811), (861, 22333), (943, 20391), (971, 19803), (2829, 6797), (2913, 6601)]