20162849248

素因数分解:

$2^5\times {\mathrm{19}}^2\times {\mathrm{1013}}^1\times {\mathrm{1723}}^1$

素因数の和:2784

約数の個数: 72

約数和(自身を含む): 41960508408

約数和(自身を除く): 21797659160

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 361, 608, 722, 1013, 1444, 1723, 2026, 2888, 3446, 4052, 5776, 6892, 8104, 11552, 13784, 16208, 19247, 27568, 32416, 32737, 38494, 55136, 65474, 76988, 130948, 153976, 261896, 307952, 365693, 523792, 615904, 622003, 731386, 1047584, 1244006, 1462772, 1745399, 2488012, 2925544, 3490798, 4976024, 5851088, 6981596, 9952048, 11702176, 13963192, 19904096, 27926384, 33162581, 55852768, 66325162, 132650324, 265300648, 530601296, 630089039, 1061202592, 1260178078, 2520356156, 5040712312, 10081424624, 20162849248]

約数ペア:

[(1, 20162849248), (2, 10081424624), (4, 5040712312), (8, 2520356156), (16, 1260178078), (19, 1061202592), (32, 630089039), (38, 530601296), (76, 265300648), (152, 132650324), (304, 66325162), (361, 55852768), (608, 33162581), (722, 27926384), (1013, 19904096), (1444, 13963192), (1723, 11702176), (2026, 9952048), (2888, 6981596), (3446, 5851088), (4052, 4976024), (5776, 3490798), (6892, 2925544), (8104, 2488012), (11552, 1745399), (13784, 1462772), (16208, 1244006), (19247, 1047584), (27568, 731386), (32416, 622003), (32737, 615904), (38494, 523792), (55136, 365693), (65474, 307952), (76988, 261896), (130948, 153976)]