31618928

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:222

約数の個数: 80

約数和(自身を含む): 71352576

約数和(自身を除く): 39733648

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 73, 88, 92, 107, 146, 176, 184, 214, 253, 292, 368, 428, 506, 584, 803, 856, 1012, 1168, 1177, 1606, 1679, 1712, 2024, 2354, 2461, 3212, 3358, 4048, 4708, 4922, 6424, 6716, 7811, 9416, 9844, 12848, 13432, 15622, 18469, 18832, 19688, 26864, 27071, 31244, 36938, 39376, 54142, 62488, 73876, 85921, 108284, 124976, 147752, 171842, 179653, 216568, 295504, 343684, 359306, 433136, 687368, 718612, 1374736, 1437224, 1976183, 2874448, 3952366, 7904732, 15809464, 31618928]

約数ペア:

[(1, 31618928), (2, 15809464), (4, 7904732), (8, 3952366), (11, 2874448), (16, 1976183), (22, 1437224), (23, 1374736), (44, 718612), (46, 687368), (73, 433136), (88, 359306), (92, 343684), (107, 295504), (146, 216568), (176, 179653), (184, 171842), (214, 147752), (253, 124976), (292, 108284), (368, 85921), (428, 73876), (506, 62488), (584, 54142), (803, 39376), (856, 36938), (1012, 31244), (1168, 27071), (1177, 26864), (1606, 19688), (1679, 18832), (1712, 18469), (2024, 15622), (2354, 13432), (2461, 12848), (3212, 9844), (3358, 9416), (4048, 7811), (4708, 6716), (4922, 6424)]