20730542406

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{503}}^1\times {\mathrm{1361}}^1$

素因数の和:1986

約数の個数: 96

約数和(自身を含む): 48831164928

約数和(自身を除く): 28100622522

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 103, 147, 206, 294, 309, 503, 618, 721, 1006, 1361, 1442, 1509, 2163, 2722, 3018, 3521, 4083, 4326, 5047, 7042, 8166, 9527, 10094, 10563, 15141, 19054, 21126, 24647, 28581, 30282, 49294, 51809, 57162, 66689, 73941, 103618, 133378, 140183, 147882, 155427, 200067, 280366, 310854, 362663, 400134, 420549, 684583, 725326, 841098, 981281, 1087989, 1369166, 1962562, 2053749, 2175978, 2538641, 2943843, 4107498, 4792081, 5077282, 5887686, 6868967, 7615923, 9584162, 13737934, 14376243, 15231846, 20606901, 28752486, 33544567, 41213802, 67089134, 70512049, 100633701, 141024098, 201267402, 211536147, 423072294, 493584343, 987168686, 1480753029, 2961506058, 3455090401, 6910180802, 10365271203, 20730542406]

約数ペア:

[(1, 20730542406), (2, 10365271203), (3, 6910180802), (6, 3455090401), (7, 2961506058), (14, 1480753029), (21, 987168686), (42, 493584343), (49, 423072294), (98, 211536147), (103, 201267402), (147, 141024098), (206, 100633701), (294, 70512049), (309, 67089134), (503, 41213802), (618, 33544567), (721, 28752486), (1006, 20606901), (1361, 15231846), (1442, 14376243), (1509, 13737934), (2163, 9584162), (2722, 7615923), (3018, 6868967), (3521, 5887686), (4083, 5077282), (4326, 4792081), (5047, 4107498), (7042, 2943843), (8166, 2538641), (9527, 2175978), (10094, 2053749), (10563, 1962562), (15141, 1369166), (19054, 1087989), (21126, 981281), (24647, 841098), (28581, 725326), (30282, 684583), (49294, 420549), (51809, 400134), (57162, 362663), (66689, 310854), (73941, 280366), (103618, 200067), (133378, 155427), (140183, 147882)]