19331109

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4447}}^1$

素因数の和:4486

約数の個数: 32

約数和(自身を含む): 34160640

約数和(自身を除く): 14829531

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 4447, 13341, 31129, 40023, 93387, 102281, 120069, 280161, 306843, 715967, 840483, 920529, 2147901, 2761587, 6443703, 19331109]

約数ペア:

[(1, 19331109), (3, 6443703), (7, 2761587), (9, 2147901), (21, 920529), (23, 840483), (27, 715967), (63, 306843), (69, 280161), (161, 120069), (189, 102281), (207, 93387), (483, 40023), (621, 31129), (1449, 13341), (4347, 4447)]