20597070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{52813}}^1$

素因数の和:52836

約数の個数: 32

約数和(自身を含む): 53236512

約数和(自身を除く): 32639442

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 52813, 105626, 158439, 264065, 316878, 528130, 686569, 792195, 1373138, 1584390, 2059707, 3432845, 4119414, 6865690, 10298535, 20597070]

約数ペア:

[(1, 20597070), (2, 10298535), (3, 6865690), (5, 4119414), (6, 3432845), (10, 2059707), (13, 1584390), (15, 1373138), (26, 792195), (30, 686569), (39, 528130), (65, 316878), (78, 264065), (130, 158439), (195, 105626), (390, 52813)]