20598424

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1$

素因数の和:329

約数の個数: 96

約数和(自身を含む): 52079760

約数和(自身を除く): 31481336

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 49, 56, 68, 77, 88, 98, 119, 136, 154, 187, 196, 238, 281, 308, 374, 392, 476, 539, 562, 616, 748, 833, 952, 1078, 1124, 1309, 1496, 1666, 1967, 2156, 2248, 2618, 3091, 3332, 3934, 4312, 4777, 5236, 6182, 6664, 7868, 9163, 9554, 10472, 12364, 13769, 15736, 18326, 19108, 21637, 24728, 27538, 33439, 36652, 38216, 43274, 52547, 55076, 66878, 73304, 86548, 105094, 110152, 133756, 151459, 173096, 210188, 234073, 267512, 302918, 367829, 420376, 468146, 605836, 735658, 936292, 1211672, 1471316, 1872584, 2574803, 2942632, 5149606, 10299212, 20598424]

約数ペア:

[(1, 20598424), (2, 10299212), (4, 5149606), (7, 2942632), (8, 2574803), (11, 1872584), (14, 1471316), (17, 1211672), (22, 936292), (28, 735658), (34, 605836), (44, 468146), (49, 420376), (56, 367829), (68, 302918), (77, 267512), (88, 234073), (98, 210188), (119, 173096), (136, 151459), (154, 133756), (187, 110152), (196, 105094), (238, 86548), (281, 73304), (308, 66878), (374, 55076), (392, 52547), (476, 43274), (539, 38216), (562, 36652), (616, 33439), (748, 27538), (833, 24728), (952, 21637), (1078, 19108), (1124, 18326), (1309, 15736), (1496, 13769), (1666, 12364), (1967, 10472), (2156, 9554), (2248, 9163), (2618, 7868), (3091, 6664), (3332, 6182), (3934, 5236), (4312, 4777)]