19022705

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 26355840

約数和(自身を除く): 7333135

約数列:

[1, 5, 13, 19, 65, 73, 95, 211, 247, 365, 949, 1055, 1235, 1387, 2743, 4009, 4745, 6935, 13715, 15403, 18031, 20045, 52117, 77015, 90155, 200239, 260585, 292657, 1001195, 1463285, 3804541, 19022705]

約数ペア:

[(1, 19022705), (5, 3804541), (13, 1463285), (19, 1001195), (65, 292657), (73, 260585), (95, 200239), (211, 90155), (247, 77015), (365, 52117), (949, 20045), (1055, 18031), (1235, 15403), (1387, 13715), (2743, 6935), (4009, 4745)]