20029672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11329}}^1$

素因数の和:11365

約数の個数: 32

約数和(自身を含む): 42827400

約数和(自身を除く): 22797728

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 11329, 22658, 45316, 90632, 147277, 192593, 294554, 385186, 589108, 770372, 1178216, 1540744, 2503709, 5007418, 10014836, 20029672]

約数ペア:

[(1, 20029672), (2, 10014836), (4, 5007418), (8, 2503709), (13, 1540744), (17, 1178216), (26, 770372), (34, 589108), (52, 385186), (68, 294554), (104, 192593), (136, 147277), (221, 90632), (442, 45316), (884, 22658), (1768, 11329)]