20830021208

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{33503}}^1$

素因数の和:33672

約数の個数: 64

約数和(自身を含む): 42456268800

約数和(自身を除く): 21626247592

約数列:

[1, 2, 4, 8, 23, 31, 46, 62, 92, 109, 124, 184, 218, 248, 436, 713, 872, 1426, 2507, 2852, 3379, 5014, 5704, 6758, 10028, 13516, 20056, 27032, 33503, 67006, 77717, 134012, 155434, 268024, 310868, 621736, 770569, 1038593, 1541138, 2077186, 3082276, 3651827, 4154372, 6164552, 7303654, 8308744, 14607308, 23887639, 29214616, 47775278, 83992021, 95550556, 113206637, 167984042, 191101112, 226413274, 335968084, 452826548, 671936168, 905653096, 2603752651, 5207505302, 10415010604, 20830021208]

約数ペア:

[(1, 20830021208), (2, 10415010604), (4, 5207505302), (8, 2603752651), (23, 905653096), (31, 671936168), (46, 452826548), (62, 335968084), (92, 226413274), (109, 191101112), (124, 167984042), (184, 113206637), (218, 95550556), (248, 83992021), (436, 47775278), (713, 29214616), (872, 23887639), (1426, 14607308), (2507, 8308744), (2852, 7303654), (3379, 6164552), (5014, 4154372), (5704, 3651827), (6758, 3082276), (10028, 2077186), (13516, 1541138), (20056, 1038593), (27032, 770569), (33503, 621736), (67006, 310868), (77717, 268024), (134012, 155434)]