20218792536

素因数分解:

$2^3\times 3^3\times {\mathrm{163}}^1\times {\mathrm{557}}^1\times {\mathrm{1031}}^1$

素因数の和:1766

約数の個数: 128

約数和(自身を含む): 56664230400

約数和(自身を除く): 36445437864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 163, 216, 326, 489, 557, 652, 978, 1031, 1114, 1304, 1467, 1671, 1956, 2062, 2228, 2934, 3093, 3342, 3912, 4124, 4401, 4456, 5013, 5868, 6186, 6684, 8248, 8802, 9279, 10026, 11736, 12372, 13368, 15039, 17604, 18558, 20052, 24744, 27837, 30078, 35208, 37116, 40104, 55674, 60156, 74232, 90791, 111348, 120312, 168053, 181582, 222696, 272373, 336106, 363164, 504159, 544746, 574267, 672212, 726328, 817119, 1008318, 1089492, 1148534, 1344424, 1512477, 1634238, 1722801, 2016636, 2178984, 2297068, 2451357, 3024954, 3268476, 3445602, 4033272, 4537431, 4594136, 4902714, 5168403, 6049908, 6536952, 6891204, 9074862, 9805428, 10336806, 12099816, 13782408, 15505209, 18149724, 19610856, 20673612, 31010418, 36299448, 41347224, 62020836, 93605521, 124041672, 187211042, 280816563, 374422084, 561633126, 748844168, 842449689, 1123266252, 1684899378, 2246532504, 2527349067, 3369798756, 5054698134, 6739597512, 10109396268, 20218792536]

約数ペア:

[(1, 20218792536), (2, 10109396268), (3, 6739597512), (4, 5054698134), (6, 3369798756), (8, 2527349067), (9, 2246532504), (12, 1684899378), (18, 1123266252), (24, 842449689), (27, 748844168), (36, 561633126), (54, 374422084), (72, 280816563), (108, 187211042), (163, 124041672), (216, 93605521), (326, 62020836), (489, 41347224), (557, 36299448), (652, 31010418), (978, 20673612), (1031, 19610856), (1114, 18149724), (1304, 15505209), (1467, 13782408), (1671, 12099816), (1956, 10336806), (2062, 9805428), (2228, 9074862), (2934, 6891204), (3093, 6536952), (3342, 6049908), (3912, 5168403), (4124, 4902714), (4401, 4594136), (4456, 4537431), (5013, 4033272), (5868, 3445602), (6186, 3268476), (6684, 3024954), (8248, 2451357), (8802, 2297068), (9279, 2178984), (10026, 2016636), (11736, 1722801), (12372, 1634238), (13368, 1512477), (15039, 1344424), (17604, 1148534), (18558, 1089492), (20052, 1008318), (24744, 817119), (27837, 726328), (30078, 672212), (35208, 574267), (37116, 544746), (40104, 504159), (55674, 363164), (60156, 336106), (74232, 272373), (90791, 222696), (111348, 181582), (120312, 168053)]