19478396

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 41674752

約数和(自身を除く): 22196356

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 151, 238, 271, 302, 476, 542, 604, 1057, 1084, 1897, 2114, 2567, 3794, 4228, 4607, 5134, 7588, 9214, 10268, 17969, 18428, 32249, 35938, 40921, 64498, 71876, 81842, 128996, 163684, 286447, 572894, 695657, 1145788, 1391314, 2782628, 4869599, 9739198, 19478396]

約数ペア:

[(1, 19478396), (2, 9739198), (4, 4869599), (7, 2782628), (14, 1391314), (17, 1145788), (28, 695657), (34, 572894), (68, 286447), (119, 163684), (151, 128996), (238, 81842), (271, 71876), (302, 64498), (476, 40921), (542, 35938), (604, 32249), (1057, 18428), (1084, 17969), (1897, 10268), (2114, 9214), (2567, 7588), (3794, 5134), (4228, 4607)]