1636631776

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{9811}}^1$

素因数の和:10235

約数の個数: 48

約数和(自身を含む): 3478981968

約数和(自身を除く): 1842350192

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 401, 416, 802, 1604, 3208, 5213, 6416, 9811, 10426, 12832, 19622, 20852, 39244, 41704, 78488, 83408, 127543, 156976, 166816, 255086, 313952, 510172, 1020344, 2040688, 3934211, 4081376, 7868422, 15736844, 31473688, 51144743, 62947376, 102289486, 125894752, 204578972, 409157944, 818315888, 1636631776]

約数ペア:

[(1, 1636631776), (2, 818315888), (4, 409157944), (8, 204578972), (13, 125894752), (16, 102289486), (26, 62947376), (32, 51144743), (52, 31473688), (104, 15736844), (208, 7868422), (401, 4081376), (416, 3934211), (802, 2040688), (1604, 1020344), (3208, 510172), (5213, 313952), (6416, 255086), (9811, 166816), (10426, 156976), (12832, 127543), (19622, 83408), (20852, 78488), (39244, 41704)]