20349492

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{349}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 49156800

約数和(自身を除く): 28807308

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 113, 129, 172, 226, 258, 339, 349, 452, 516, 678, 698, 1047, 1356, 1396, 2094, 4188, 4859, 9718, 14577, 15007, 19436, 29154, 30014, 39437, 45021, 58308, 60028, 78874, 90042, 118311, 157748, 180084, 236622, 473244, 1695791, 3391582, 5087373, 6783164, 10174746, 20349492]

約数ペア:

[(1, 20349492), (2, 10174746), (3, 6783164), (4, 5087373), (6, 3391582), (12, 1695791), (43, 473244), (86, 236622), (113, 180084), (129, 157748), (172, 118311), (226, 90042), (258, 78874), (339, 60028), (349, 58308), (452, 45021), (516, 39437), (678, 30014), (698, 29154), (1047, 19436), (1356, 15007), (1396, 14577), (2094, 9718), (4188, 4859)]