20164131885

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{631}}^1\times {\mathrm{1109}}^1$

素因数の和:1878

約数の個数: 64

約数和(自身を含む): 34548456960

約数和(自身を除く): 14384325075

約数列:

[1, 3, 5, 15, 17, 51, 85, 113, 255, 339, 565, 631, 1109, 1695, 1893, 1921, 3155, 3327, 5545, 5763, 9465, 9605, 10727, 16635, 18853, 28815, 32181, 53635, 56559, 71303, 94265, 125317, 160905, 213909, 282795, 356515, 375951, 626585, 699779, 1069545, 1212151, 1879755, 2099337, 2130389, 3498895, 3636453, 6060755, 6391167, 10496685, 10651945, 11896243, 18182265, 31955835, 35688729, 59481215, 79075027, 178443645, 237225081, 395375135, 1186125405, 1344275459, 4032826377, 6721377295, 20164131885]

約数ペア:

[(1, 20164131885), (3, 6721377295), (5, 4032826377), (15, 1344275459), (17, 1186125405), (51, 395375135), (85, 237225081), (113, 178443645), (255, 79075027), (339, 59481215), (565, 35688729), (631, 31955835), (1109, 18182265), (1695, 11896243), (1893, 10651945), (1921, 10496685), (3155, 6391167), (3327, 6060755), (5545, 3636453), (5763, 3498895), (9465, 2130389), (9605, 2099337), (10727, 1879755), (16635, 1212151), (18853, 1069545), (28815, 699779), (32181, 626585), (53635, 375951), (56559, 356515), (71303, 282795), (94265, 213909), (125317, 160905)]