19986248

素因数分解:

$2^3\times {\mathrm{359}}^1\times {\mathrm{6959}}^1$

素因数の和:7324

約数の個数: 16

約数和(自身を含む): 37584000

約数和(自身を除く): 17597752

約数列:

[1, 2, 4, 8, 359, 718, 1436, 2872, 6959, 13918, 27836, 55672, 2498281, 4996562, 9993124, 19986248]

約数ペア:

[(1, 19986248), (2, 9993124), (4, 4996562), (8, 2498281), (359, 55672), (718, 27836), (1436, 13918), (2872, 6959)]