18381012

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 50803200

約数和(自身を除く): 32422188

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 29, 34, 39, 51, 52, 58, 68, 78, 87, 102, 116, 156, 174, 204, 221, 239, 348, 377, 442, 478, 493, 663, 717, 754, 884, 956, 986, 1131, 1326, 1434, 1479, 1508, 1972, 2262, 2652, 2868, 2958, 3107, 4063, 4524, 5916, 6214, 6409, 6931, 8126, 9321, 12189, 12428, 12818, 13862, 16252, 18642, 19227, 20793, 24378, 25636, 27724, 37284, 38454, 41586, 48756, 52819, 76908, 83172, 90103, 105638, 117827, 158457, 180206, 211276, 235654, 270309, 316914, 353481, 360412, 471308, 540618, 633828, 706962, 1081236, 1413924, 1531751, 3063502, 4595253, 6127004, 9190506, 18381012]

約数ペア:

[(1, 18381012), (2, 9190506), (3, 6127004), (4, 4595253), (6, 3063502), (12, 1531751), (13, 1413924), (17, 1081236), (26, 706962), (29, 633828), (34, 540618), (39, 471308), (51, 360412), (52, 353481), (58, 316914), (68, 270309), (78, 235654), (87, 211276), (102, 180206), (116, 158457), (156, 117827), (174, 105638), (204, 90103), (221, 83172), (239, 76908), (348, 52819), (377, 48756), (442, 41586), (478, 38454), (493, 37284), (663, 27724), (717, 25636), (754, 24378), (884, 20793), (956, 19227), (986, 18642), (1131, 16252), (1326, 13862), (1434, 12818), (1479, 12428), (1508, 12189), (1972, 9321), (2262, 8126), (2652, 6931), (2868, 6409), (2958, 6214), (3107, 5916), (4063, 4524)]