18262794

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:471

約数の個数: 64

約数和(自身を含む): 43327872

約数和(自身を除く): 25065078

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 41, 51, 66, 82, 102, 123, 187, 246, 374, 397, 451, 561, 697, 794, 902, 1122, 1191, 1353, 1394, 2091, 2382, 2706, 4182, 4367, 6749, 7667, 8734, 13101, 13498, 15334, 16277, 20247, 23001, 26202, 32554, 40494, 46002, 48831, 74239, 97662, 148478, 179047, 222717, 276709, 358094, 445434, 537141, 553418, 830127, 1074282, 1660254, 3043799, 6087598, 9131397, 18262794]

約数ペア:

[(1, 18262794), (2, 9131397), (3, 6087598), (6, 3043799), (11, 1660254), (17, 1074282), (22, 830127), (33, 553418), (34, 537141), (41, 445434), (51, 358094), (66, 276709), (82, 222717), (102, 179047), (123, 148478), (187, 97662), (246, 74239), (374, 48831), (397, 46002), (451, 40494), (561, 32554), (697, 26202), (794, 23001), (902, 20247), (1122, 16277), (1191, 15334), (1353, 13498), (1394, 13101), (2091, 8734), (2382, 7667), (2706, 6749), (4182, 4367)]