19963892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3023}}^1$

素因数の和:3167

約数の個数: 24

約数和(自身を含む): 37933056

約数和(自身を除く): 17969164

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 508, 1651, 3023, 3302, 6046, 6604, 12092, 39299, 78598, 157196, 383921, 767842, 1535684, 4990973, 9981946, 19963892]

約数ペア:

[(1, 19963892), (2, 9981946), (4, 4990973), (13, 1535684), (26, 767842), (52, 383921), (127, 157196), (254, 78598), (508, 39299), (1651, 12092), (3023, 6604), (3302, 6046)]