20176870545

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{7927}}^1$

素因数の和:8199

約数の個数: 96

約数和(自身を含む): 39823929600

約数和(自身を除く): 19647059055

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 229, 247, 285, 585, 687, 741, 855, 1145, 1235, 2061, 2223, 2977, 3435, 3705, 4351, 7927, 8931, 10305, 11115, 13053, 14885, 21755, 23781, 26793, 39159, 39635, 44655, 56563, 65265, 71343, 103051, 118905, 133965, 150613, 169689, 195795, 282815, 309153, 356715, 451839, 509067, 515255, 753065, 848445, 927459, 1355517, 1545765, 1815283, 1957969, 2259195, 2545335, 4637295, 5445849, 5873907, 6777585, 9076415, 9789845, 16337547, 17621721, 23598679, 27229245, 29369535, 34490377, 70796037, 81687735, 88108605, 103471131, 117993395, 172451885, 212388111, 310413393, 353980185, 448374901, 517355655, 1061940555, 1345124703, 1552066965, 2241874505, 4035374109, 6725623515, 20176870545]

約数ペア:

[(1, 20176870545), (3, 6725623515), (5, 4035374109), (9, 2241874505), (13, 1552066965), (15, 1345124703), (19, 1061940555), (39, 517355655), (45, 448374901), (57, 353980185), (65, 310413393), (95, 212388111), (117, 172451885), (171, 117993395), (195, 103471131), (229, 88108605), (247, 81687735), (285, 70796037), (585, 34490377), (687, 29369535), (741, 27229245), (855, 23598679), (1145, 17621721), (1235, 16337547), (2061, 9789845), (2223, 9076415), (2977, 6777585), (3435, 5873907), (3705, 5445849), (4351, 4637295), (7927, 2545335), (8931, 2259195), (10305, 1957969), (11115, 1815283), (13053, 1545765), (14885, 1355517), (21755, 927459), (23781, 848445), (26793, 753065), (39159, 515255), (39635, 509067), (44655, 451839), (56563, 356715), (65265, 309153), (71343, 282815), (103051, 195795), (118905, 169689), (133965, 150613)]