19812338

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4733}}^1$

素因数の和:4778

約数の個数: 32

約数和(自身を含む): 38174976

約数和(自身を除く): 18362638

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 182, 299, 322, 598, 2093, 4186, 4733, 9466, 33131, 61529, 66262, 108859, 123058, 217718, 430703, 762013, 861406, 1415167, 1524026, 2830334, 9906169, 19812338]

約数ペア:

[(1, 19812338), (2, 9906169), (7, 2830334), (13, 1524026), (14, 1415167), (23, 861406), (26, 762013), (46, 430703), (91, 217718), (161, 123058), (182, 108859), (299, 66262), (322, 61529), (598, 33131), (2093, 9466), (4186, 4733)]