20386366

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{599}}^1$

素因数の和:649

約数の個数: 64

約数和(自身を含む): 43545600

約数和(自身を除く): 23159234

約数列:

[1, 2, 7, 11, 13, 14, 17, 22, 26, 34, 77, 91, 119, 143, 154, 182, 187, 221, 238, 286, 374, 442, 599, 1001, 1198, 1309, 1547, 2002, 2431, 2618, 3094, 4193, 4862, 6589, 7787, 8386, 10183, 13178, 15574, 17017, 20366, 34034, 46123, 54509, 71281, 85657, 92246, 109018, 112013, 132379, 142562, 171314, 224026, 264758, 599599, 784091, 926653, 1199198, 1456169, 1568182, 1853306, 2912338, 10193183, 20386366]

約数ペア:

[(1, 20386366), (2, 10193183), (7, 2912338), (11, 1853306), (13, 1568182), (14, 1456169), (17, 1199198), (22, 926653), (26, 784091), (34, 599599), (77, 264758), (91, 224026), (119, 171314), (143, 142562), (154, 132379), (182, 112013), (187, 109018), (221, 92246), (238, 85657), (286, 71281), (374, 54509), (442, 46123), (599, 34034), (1001, 20366), (1198, 17017), (1309, 15574), (1547, 13178), (2002, 10183), (2431, 8386), (2618, 7787), (3094, 6589), (4193, 4862)]