20185215358

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1\times {\mathrm{4679}}^1$

素因数の和:5065

約数の個数: 64

約数和(自身を含む): 38251699200

約数和(自身を除く): 18066483842

約数列:

[1, 2, 7, 11, 14, 22, 77, 109, 154, 218, 257, 514, 763, 1199, 1526, 1799, 2398, 2827, 3598, 4679, 5654, 8393, 9358, 16786, 19789, 28013, 32753, 39578, 51469, 56026, 65506, 102938, 196091, 308143, 360283, 392182, 510011, 616286, 720566, 1020022, 1202503, 2157001, 2405006, 3570077, 4314002, 5610121, 7140154, 8417521, 11220242, 13227533, 16835042, 26455066, 39270847, 78541694, 92592731, 131072827, 185185462, 262145654, 917509789, 1441801097, 1835019578, 2883602194, 10092607679, 20185215358]

約数ペア:

[(1, 20185215358), (2, 10092607679), (7, 2883602194), (11, 1835019578), (14, 1441801097), (22, 917509789), (77, 262145654), (109, 185185462), (154, 131072827), (218, 92592731), (257, 78541694), (514, 39270847), (763, 26455066), (1199, 16835042), (1526, 13227533), (1799, 11220242), (2398, 8417521), (2827, 7140154), (3598, 5610121), (4679, 4314002), (5654, 3570077), (8393, 2405006), (9358, 2157001), (16786, 1202503), (19789, 1020022), (28013, 720566), (32753, 616286), (39578, 510011), (51469, 392182), (56026, 360283), (65506, 308143), (102938, 196091)]