18461768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9343}}^1$

素因数の和:9381

約数の個数: 32

約数和(自身を含む): 39244800

約数和(自身を除く): 20783032

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 9343, 18686, 37372, 74744, 121459, 177517, 242918, 355034, 485836, 710068, 971672, 1420136, 2307721, 4615442, 9230884, 18461768]

約数ペア:

[(1, 18461768), (2, 9230884), (4, 4615442), (8, 2307721), (13, 1420136), (19, 971672), (26, 710068), (38, 485836), (52, 355034), (76, 242918), (104, 177517), (152, 121459), (247, 74744), (494, 37372), (988, 18686), (1976, 9343)]