1820231615

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{222931}}^1$

素因数の和:223030

約数の個数: 16

約数和(自身を含む): 2311358976

約数和(自身を除く): 491127361

約数列:

[1, 5, 23, 71, 115, 355, 1633, 8165, 222931, 1114655, 5127413, 15828101, 25637065, 79140505, 364046323, 1820231615]

約数ペア:

[(1, 1820231615), (5, 364046323), (23, 79140505), (71, 25637065), (115, 15828101), (355, 5127413), (1633, 1114655), (8165, 222931)]