19372785

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{241}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 32617728

約数和(自身を除く): 13244943

約数列:

[1, 3, 5, 15, 23, 69, 115, 233, 241, 345, 699, 723, 1165, 1205, 3495, 3615, 5359, 5543, 16077, 16629, 26795, 27715, 56153, 80385, 83145, 168459, 280765, 842295, 1291519, 3874557, 6457595, 19372785]

約数ペア:

[(1, 19372785), (3, 6457595), (5, 3874557), (15, 1291519), (23, 842295), (69, 280765), (115, 168459), (233, 83145), (241, 80385), (345, 56153), (699, 27715), (723, 26795), (1165, 16629), (1205, 16077), (3495, 5543), (3615, 5359)]