20114768

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:675

約数の個数: 40

約数和(自身を含む): 41425920

約数和(自身を除く): 21311152

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 127, 152, 254, 304, 508, 521, 1016, 1042, 2032, 2084, 2413, 4168, 4826, 8336, 9652, 9899, 19304, 19798, 38608, 39596, 66167, 79192, 132334, 158384, 264668, 529336, 1058672, 1257173, 2514346, 5028692, 10057384, 20114768]

約数ペア:

[(1, 20114768), (2, 10057384), (4, 5028692), (8, 2514346), (16, 1257173), (19, 1058672), (38, 529336), (76, 264668), (127, 158384), (152, 132334), (254, 79192), (304, 66167), (508, 39596), (521, 38608), (1016, 19798), (1042, 19304), (2032, 9899), (2084, 9652), (2413, 8336), (4168, 4826)]