19020918

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2087}}^1$

素因数の和:2137

約数の個数: 48

約数和(自身を含む): 45702144

約数和(自身を除く): 26681226

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 49, 62, 93, 98, 147, 186, 217, 294, 434, 651, 1302, 1519, 2087, 3038, 4174, 4557, 6261, 9114, 12522, 14609, 29218, 43827, 64697, 87654, 102263, 129394, 194091, 204526, 306789, 388182, 452879, 613578, 905758, 1358637, 2717274, 3170153, 6340306, 9510459, 19020918]

約数ペア:

[(1, 19020918), (2, 9510459), (3, 6340306), (6, 3170153), (7, 2717274), (14, 1358637), (21, 905758), (31, 613578), (42, 452879), (49, 388182), (62, 306789), (93, 204526), (98, 194091), (147, 129394), (186, 102263), (217, 87654), (294, 64697), (434, 43827), (651, 29218), (1302, 14609), (1519, 12522), (2087, 9114), (3038, 6261), (4174, 4557)]