18314140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70439}}^1$

素因数の和:70461

約数の個数: 24

約数和(自身を含む): 41418720

約数和(自身を除く): 23104580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 70439, 140878, 281756, 352195, 704390, 915707, 1408780, 1831414, 3662828, 4578535, 9157070, 18314140]

約数ペア:

[(1, 18314140), (2, 9157070), (4, 4578535), (5, 3662828), (10, 1831414), (13, 1408780), (20, 915707), (26, 704390), (52, 352195), (65, 281756), (130, 140878), (260, 70439)]