20236979116

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{59797}}^1$

素因数の和:59954

約数の個数: 48

約数和(自身を含む): 38409451360

約数和(自身を除く): 18172472244

約数列:

[1, 2, 4, 19, 38, 61, 73, 76, 122, 146, 244, 292, 1159, 1387, 2318, 2774, 4453, 4636, 5548, 8906, 17812, 59797, 84607, 119594, 169214, 239188, 338428, 1136143, 2272286, 3647617, 4365181, 4544572, 7295234, 8730362, 14590468, 17460724, 69304723, 82938439, 138609446, 165876878, 266276041, 277218892, 331753756, 532552082, 1065104164, 5059244779, 10118489558, 20236979116]

約数ペア:

[(1, 20236979116), (2, 10118489558), (4, 5059244779), (19, 1065104164), (38, 532552082), (61, 331753756), (73, 277218892), (76, 266276041), (122, 165876878), (146, 138609446), (244, 82938439), (292, 69304723), (1159, 17460724), (1387, 14590468), (2318, 8730362), (2774, 7295234), (4453, 4544572), (4636, 4365181), (5548, 3647617), (8906, 2272286), (17812, 1136143), (59797, 338428), (84607, 239188), (119594, 169214)]