19926764

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{3167}}^1$

素因数の和:3206

約数の個数: 36

約数和(自身を含む): 41291712

約数和(自身を除く): 21364948

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 121, 143, 242, 286, 484, 572, 1573, 3146, 3167, 6292, 6334, 12668, 34837, 41171, 69674, 82342, 139348, 164684, 383207, 452881, 766414, 905762, 1532828, 1811524, 4981691, 9963382, 19926764]

約数ペア:

[(1, 19926764), (2, 9963382), (4, 4981691), (11, 1811524), (13, 1532828), (22, 905762), (26, 766414), (44, 452881), (52, 383207), (121, 164684), (143, 139348), (242, 82342), (286, 69674), (484, 41171), (572, 34837), (1573, 12668), (3146, 6334), (3167, 6292)]