19853784

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1$

素因数の和:685

約数の個数: 96

約数和(自身を含む): 59155200

約数和(自身を除く): 39301416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 23, 24, 36, 38, 46, 57, 69, 72, 76, 92, 114, 138, 152, 171, 184, 207, 228, 276, 342, 414, 437, 456, 552, 631, 684, 828, 874, 1262, 1311, 1368, 1656, 1748, 1893, 2524, 2622, 3496, 3786, 3933, 5048, 5244, 5679, 7572, 7866, 10488, 11358, 11989, 14513, 15144, 15732, 22716, 23978, 29026, 31464, 35967, 43539, 45432, 47956, 58052, 71934, 87078, 95912, 107901, 116104, 130617, 143868, 174156, 215802, 261234, 275747, 287736, 348312, 431604, 522468, 551494, 827241, 863208, 1044936, 1102988, 1654482, 2205976, 2481723, 3308964, 4963446, 6617928, 9926892, 19853784]

約数ペア:

[(1, 19853784), (2, 9926892), (3, 6617928), (4, 4963446), (6, 3308964), (8, 2481723), (9, 2205976), (12, 1654482), (18, 1102988), (19, 1044936), (23, 863208), (24, 827241), (36, 551494), (38, 522468), (46, 431604), (57, 348312), (69, 287736), (72, 275747), (76, 261234), (92, 215802), (114, 174156), (138, 143868), (152, 130617), (171, 116104), (184, 107901), (207, 95912), (228, 87078), (276, 71934), (342, 58052), (414, 47956), (437, 45432), (456, 43539), (552, 35967), (631, 31464), (684, 29026), (828, 23978), (874, 22716), (1262, 15732), (1311, 15144), (1368, 14513), (1656, 11989), (1748, 11358), (1893, 10488), (2524, 7866), (2622, 7572), (3496, 5679), (3786, 5244), (3933, 5048)]