201916648

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{30893}}^1$

素因数の和:30961

約数の個数: 32

約数和(自身を含む): 407800800

約数和(自身を除く): 205884152

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 3268, 6536, 30893, 61786, 123572, 247144, 586967, 1173934, 1328399, 2347868, 2656798, 4695736, 5313596, 10627192, 25239581, 50479162, 100958324, 201916648]

約数ペア:

[(1, 201916648), (2, 100958324), (4, 50479162), (8, 25239581), (19, 10627192), (38, 5313596), (43, 4695736), (76, 2656798), (86, 2347868), (152, 1328399), (172, 1173934), (344, 586967), (817, 247144), (1634, 123572), (3268, 61786), (6536, 30893)]