193581918

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{31}}^3$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 457419456

約数和(自身を除く): 263837538

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 171, 186, 279, 342, 361, 558, 589, 722, 961, 1083, 1178, 1767, 1922, 2166, 2883, 3249, 3534, 5301, 5766, 6498, 8649, 10602, 11191, 17298, 18259, 22382, 29791, 33573, 36518, 54777, 59582, 67146, 89373, 100719, 109554, 164331, 178746, 201438, 268119, 328662, 346921, 536238, 566029, 693842, 1040763, 1132058, 1698087, 2081526, 3122289, 3396174, 5094261, 6244578, 10188522, 10754551, 21509102, 32263653, 64527306, 96790959, 193581918]

約数ペア:

[(1, 193581918), (2, 96790959), (3, 64527306), (6, 32263653), (9, 21509102), (18, 10754551), (19, 10188522), (31, 6244578), (38, 5094261), (57, 3396174), (62, 3122289), (93, 2081526), (114, 1698087), (171, 1132058), (186, 1040763), (279, 693842), (342, 566029), (361, 536238), (558, 346921), (589, 328662), (722, 268119), (961, 201438), (1083, 178746), (1178, 164331), (1767, 109554), (1922, 100719), (2166, 89373), (2883, 67146), (3249, 59582), (3534, 54777), (5301, 36518), (5766, 33573), (6498, 29791), (8649, 22382), (10602, 18259), (11191, 17298)]