19231916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{1297}}^1$

素因数の和:1649

約数の個数: 24

約数和(自身を含む): 36852816

約数和(自身を除く): 17620900

約数列:

[1, 2, 4, 11, 22, 44, 337, 674, 1297, 1348, 2594, 3707, 5188, 7414, 14267, 14828, 28534, 57068, 437089, 874178, 1748356, 4807979, 9615958, 19231916]

約数ペア:

[(1, 19231916), (2, 9615958), (4, 4807979), (11, 1748356), (22, 874178), (44, 437089), (337, 57068), (674, 28534), (1297, 14828), (1348, 14267), (2594, 7414), (3707, 5188)]