20176890438

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{145193}}^1$

素因数の和:145293

約数の個数: 64

約数和(自身を含む): 45161141760

約数和(自身を除く): 24984251322

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 53, 57, 69, 106, 114, 138, 159, 318, 437, 874, 1007, 1219, 1311, 2014, 2438, 2622, 3021, 3657, 6042, 7314, 23161, 46322, 69483, 138966, 145193, 290386, 435579, 871158, 2758667, 3339439, 5517334, 6678878, 7695229, 8276001, 10018317, 15390458, 16552002, 20036634, 23085687, 46171374, 63449341, 126898682, 146209351, 176990267, 190348023, 292418702, 353980534, 380696046, 438628053, 530970801, 877256106, 1061941602, 3362815073, 6725630146, 10088445219, 20176890438]

約数ペア:

[(1, 20176890438), (2, 10088445219), (3, 6725630146), (6, 3362815073), (19, 1061941602), (23, 877256106), (38, 530970801), (46, 438628053), (53, 380696046), (57, 353980534), (69, 292418702), (106, 190348023), (114, 176990267), (138, 146209351), (159, 126898682), (318, 63449341), (437, 46171374), (874, 23085687), (1007, 20036634), (1219, 16552002), (1311, 15390458), (2014, 10018317), (2438, 8276001), (2622, 7695229), (3021, 6678878), (3657, 5517334), (6042, 3339439), (7314, 2758667), (23161, 871158), (46322, 435579), (69483, 290386), (138966, 145193)]