20760984

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:265

約数の個数: 96

約数和(自身を含む): 59482800

約数和(自身を除く): 38721816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 61, 72, 87, 116, 122, 163, 174, 183, 232, 244, 261, 326, 348, 366, 488, 489, 522, 549, 652, 696, 732, 978, 1044, 1098, 1304, 1464, 1467, 1769, 1956, 2088, 2196, 2934, 3538, 3912, 4392, 4727, 5307, 5868, 7076, 9454, 9943, 10614, 11736, 14152, 14181, 15921, 18908, 19886, 21228, 28362, 29829, 31842, 37816, 39772, 42456, 42543, 56724, 59658, 63684, 79544, 85086, 89487, 113448, 119316, 127368, 170172, 178974, 238632, 288347, 340344, 357948, 576694, 715896, 865041, 1153388, 1730082, 2306776, 2595123, 3460164, 5190246, 6920328, 10380492, 20760984]

約数ペア:

[(1, 20760984), (2, 10380492), (3, 6920328), (4, 5190246), (6, 3460164), (8, 2595123), (9, 2306776), (12, 1730082), (18, 1153388), (24, 865041), (29, 715896), (36, 576694), (58, 357948), (61, 340344), (72, 288347), (87, 238632), (116, 178974), (122, 170172), (163, 127368), (174, 119316), (183, 113448), (232, 89487), (244, 85086), (261, 79544), (326, 63684), (348, 59658), (366, 56724), (488, 42543), (489, 42456), (522, 39772), (549, 37816), (652, 31842), (696, 29829), (732, 28362), (978, 21228), (1044, 19886), (1098, 18908), (1304, 15921), (1464, 14181), (1467, 14152), (1769, 11736), (1956, 10614), (2088, 9943), (2196, 9454), (2934, 7076), (3538, 5868), (3912, 5307), (4392, 4727)]