2011197818

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{179}}^1\times {\mathrm{2777}}^1$

素因数の和:2999

約数の個数: 48

約数和(自身を含む): 3684294720

約数和(自身を除く): 1673096902

約数列:

[1, 2, 7, 14, 17, 34, 119, 179, 238, 289, 358, 578, 1253, 2023, 2506, 2777, 3043, 4046, 5554, 6086, 19439, 21301, 38878, 42602, 47209, 51731, 94418, 103462, 330463, 362117, 497083, 660926, 724234, 802553, 994166, 1605106, 3479581, 5617871, 6959162, 8450411, 11235742, 16900822, 59152877, 118305754, 143656987, 287313974, 1005598909, 2011197818]

約数ペア:

[(1, 2011197818), (2, 1005598909), (7, 287313974), (14, 143656987), (17, 118305754), (34, 59152877), (119, 16900822), (179, 11235742), (238, 8450411), (289, 6959162), (358, 5617871), (578, 3479581), (1253, 1605106), (2023, 994166), (2506, 802553), (2777, 724234), (3043, 660926), (4046, 497083), (5554, 362117), (6086, 330463), (19439, 103462), (21301, 94418), (38878, 51731), (42602, 47209)]