22720808

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 49766400

約数和(自身を除く): 27045592

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 107, 127, 152, 209, 214, 254, 418, 428, 508, 836, 856, 1016, 1177, 1397, 1672, 2033, 2354, 2413, 2794, 4066, 4708, 4826, 5588, 8132, 9416, 9652, 11176, 13589, 16264, 19304, 22363, 26543, 27178, 44726, 53086, 54356, 89452, 106172, 108712, 149479, 178904, 212344, 258191, 298958, 516382, 597916, 1032764, 1195832, 2065528, 2840101, 5680202, 11360404, 22720808]

約数ペア:

[(1, 22720808), (2, 11360404), (4, 5680202), (8, 2840101), (11, 2065528), (19, 1195832), (22, 1032764), (38, 597916), (44, 516382), (76, 298958), (88, 258191), (107, 212344), (127, 178904), (152, 149479), (209, 108712), (214, 106172), (254, 89452), (418, 54356), (428, 53086), (508, 44726), (836, 27178), (856, 26543), (1016, 22363), (1177, 19304), (1397, 16264), (1672, 13589), (2033, 11176), (2354, 9652), (2413, 9416), (2794, 8132), (4066, 5588), (4708, 4826)]