18819996

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{120641}}^1$

素因数の和:120661

約数の個数: 24

約数和(自身を含む): 47291664

約数和(自身を除く): 28471668

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 120641, 241282, 361923, 482564, 723846, 1447692, 1568333, 3136666, 4704999, 6273332, 9409998, 18819996]

約数ペア:

[(1, 18819996), (2, 9409998), (3, 6273332), (4, 4704999), (6, 3136666), (12, 1568333), (13, 1447692), (26, 723846), (39, 482564), (52, 361923), (78, 241282), (156, 120641)]