20376896

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:271

約数の個数: 56

約数和(自身を含む): 42915840

約数和(自身を除く): 22538944

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 109, 127, 184, 218, 254, 368, 436, 508, 736, 872, 1016, 1472, 1744, 2032, 2507, 2921, 3488, 4064, 5014, 5842, 6976, 8128, 10028, 11684, 13843, 20056, 23368, 27686, 40112, 46736, 55372, 80224, 93472, 110744, 160448, 186944, 221488, 318389, 442976, 636778, 885952, 1273556, 2547112, 5094224, 10188448, 20376896]

約数ペア:

[(1, 20376896), (2, 10188448), (4, 5094224), (8, 2547112), (16, 1273556), (23, 885952), (32, 636778), (46, 442976), (64, 318389), (92, 221488), (109, 186944), (127, 160448), (184, 110744), (218, 93472), (254, 80224), (368, 55372), (436, 46736), (508, 40112), (736, 27686), (872, 23368), (1016, 20056), (1472, 13843), (1744, 11684), (2032, 10028), (2507, 8128), (2921, 6976), (3488, 5842), (4064, 5014)]