20343207584

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4779889}}^1$

素因数の和:4779925

約数の個数: 48

約数和(自身を含む): 48181291200

約数和(自身を除く): 27838083616

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 4779889, 9559778, 19119556, 33459223, 38239112, 66918446, 76478224, 90817891, 133836892, 152956448, 181635782, 267673784, 363271564, 535347568, 635725237, 726543128, 1070695136, 1271450474, 1453086256, 2542900948, 2906172512, 5085801896, 10171603792, 20343207584]

約数ペア:

[(1, 20343207584), (2, 10171603792), (4, 5085801896), (7, 2906172512), (8, 2542900948), (14, 1453086256), (16, 1271450474), (19, 1070695136), (28, 726543128), (32, 635725237), (38, 535347568), (56, 363271564), (76, 267673784), (112, 181635782), (133, 152956448), (152, 133836892), (224, 90817891), (266, 76478224), (304, 66918446), (532, 38239112), (608, 33459223), (1064, 19119556), (2128, 9559778), (4256, 4779889)]