16189976

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 36460800

約数和(自身を除く): 20270824

約数列:

[1, 2, 4, 8, 11, 19, 22, 23, 38, 44, 46, 76, 88, 92, 152, 184, 209, 253, 418, 421, 437, 506, 836, 842, 874, 1012, 1672, 1684, 1748, 2024, 3368, 3496, 4631, 4807, 7999, 9262, 9614, 9683, 15998, 18524, 19228, 19366, 31996, 37048, 38456, 38732, 63992, 77464, 87989, 106513, 175978, 183977, 213026, 351956, 367954, 426052, 703912, 735908, 852104, 1471816, 2023747, 4047494, 8094988, 16189976]

約数ペア:

[(1, 16189976), (2, 8094988), (4, 4047494), (8, 2023747), (11, 1471816), (19, 852104), (22, 735908), (23, 703912), (38, 426052), (44, 367954), (46, 351956), (76, 213026), (88, 183977), (92, 175978), (152, 106513), (184, 87989), (209, 77464), (253, 63992), (418, 38732), (421, 38456), (437, 37048), (506, 31996), (836, 19366), (842, 19228), (874, 18524), (1012, 15998), (1672, 9683), (1684, 9614), (1748, 9262), (2024, 7999), (3368, 4807), (3496, 4631)]