1813987

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{593}}^1$

素因数の和:642

約数の個数: 16

約数和(自身を含む): 2280960

約数和(自身を除く): 466973

約数列:

[1, 7, 19, 23, 133, 161, 437, 593, 3059, 4151, 11267, 13639, 78869, 95473, 259141, 1813987]

約数ペア:

[(1, 1813987), (7, 259141), (19, 95473), (23, 78869), (133, 13639), (161, 11267), (437, 4151), (593, 3059)]