20104136

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3169}}^1$

素因数の和:3249

約数の個数: 32

約数和(自身を含む): 41273400

約数和(自身を除く): 21169264

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3169, 3172, 6338, 6344, 12676, 25352, 41197, 82394, 164788, 193309, 329576, 386618, 773236, 1546472, 2513017, 5026034, 10052068, 20104136]

約数ペア:

[(1, 20104136), (2, 10052068), (4, 5026034), (8, 2513017), (13, 1546472), (26, 773236), (52, 386618), (61, 329576), (104, 193309), (122, 164788), (244, 82394), (488, 41197), (793, 25352), (1586, 12676), (3169, 6344), (3172, 6338)]