20128866

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{557}}^1$

素因数の和:898

約数の個数: 32

約数和(自身を含む): 42586560

約数和(自身を除く): 22457694

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 317, 557, 634, 951, 1114, 1671, 1902, 3342, 6023, 10583, 12046, 18069, 21166, 31749, 36138, 63498, 176569, 353138, 529707, 1059414, 3354811, 6709622, 10064433, 20128866]

約数ペア:

[(1, 20128866), (2, 10064433), (3, 6709622), (6, 3354811), (19, 1059414), (38, 529707), (57, 353138), (114, 176569), (317, 63498), (557, 36138), (634, 31749), (951, 21166), (1114, 18069), (1671, 12046), (1902, 10583), (3342, 6023)]