20384013

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 30844800

約数和(自身を除く): 10460787

約数列:

[1, 3, 13, 29, 39, 67, 87, 201, 269, 377, 807, 871, 1131, 1943, 2613, 3497, 5829, 7801, 10491, 18023, 23403, 25259, 54069, 75777, 101413, 234299, 304239, 522667, 702897, 1568001, 6794671, 20384013]

約数ペア:

[(1, 20384013), (3, 6794671), (13, 1568001), (29, 702897), (39, 522667), (67, 304239), (87, 234299), (201, 101413), (269, 75777), (377, 54069), (807, 25259), (871, 23403), (1131, 18023), (1943, 10491), (2613, 7801), (3497, 5829)]