19661688

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:449

約数の個数: 96

約数和(自身を含む): 57507840

約数和(自身を除く): 37846152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 31, 36, 46, 62, 69, 72, 92, 93, 124, 138, 184, 186, 207, 248, 276, 279, 372, 383, 414, 552, 558, 713, 744, 766, 828, 1116, 1149, 1426, 1532, 1656, 2139, 2232, 2298, 2852, 3064, 3447, 4278, 4596, 5704, 6417, 6894, 8556, 8809, 9192, 11873, 12834, 13788, 17112, 17618, 23746, 25668, 26427, 27576, 35236, 35619, 47492, 51336, 52854, 70472, 71238, 79281, 94984, 105708, 106857, 142476, 158562, 211416, 213714, 273079, 284952, 317124, 427428, 546158, 634248, 819237, 854856, 1092316, 1638474, 2184632, 2457711, 3276948, 4915422, 6553896, 9830844, 19661688]

約数ペア:

[(1, 19661688), (2, 9830844), (3, 6553896), (4, 4915422), (6, 3276948), (8, 2457711), (9, 2184632), (12, 1638474), (18, 1092316), (23, 854856), (24, 819237), (31, 634248), (36, 546158), (46, 427428), (62, 317124), (69, 284952), (72, 273079), (92, 213714), (93, 211416), (124, 158562), (138, 142476), (184, 106857), (186, 105708), (207, 94984), (248, 79281), (276, 71238), (279, 70472), (372, 52854), (383, 51336), (414, 47492), (552, 35619), (558, 35236), (713, 27576), (744, 26427), (766, 25668), (828, 23746), (1116, 17618), (1149, 17112), (1426, 13788), (1532, 12834), (1656, 11873), (2139, 9192), (2232, 8809), (2298, 8556), (2852, 6894), (3064, 6417), (3447, 5704), (4278, 4596)]