19002412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 39513600

約数和(自身を除く): 20511188

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 139, 143, 239, 278, 286, 478, 556, 572, 956, 1529, 1807, 2629, 3058, 3107, 3614, 5258, 6116, 6214, 7228, 10516, 12428, 19877, 33221, 34177, 39754, 66442, 68354, 79508, 132884, 136708, 365431, 431873, 730862, 863746, 1461724, 1727492, 4750603, 9501206, 19002412]

約数ペア:

[(1, 19002412), (2, 9501206), (4, 4750603), (11, 1727492), (13, 1461724), (22, 863746), (26, 730862), (44, 431873), (52, 365431), (139, 136708), (143, 132884), (239, 79508), (278, 68354), (286, 66442), (478, 39754), (556, 34177), (572, 33221), (956, 19877), (1529, 12428), (1807, 10516), (2629, 7228), (3058, 6214), (3107, 6116), (3614, 5258)]