20176248816

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^2\times {\mathrm{145799}}^1$

素因数の和:145875

約数の個数: 90

約数和(自身を含む): 58346098200

約数和(自身を除く): 38169849384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 961, 1116, 1488, 1922, 2232, 2883, 3844, 4464, 5766, 7688, 8649, 11532, 15376, 17298, 23064, 34596, 46128, 69192, 138384, 145799, 291598, 437397, 583196, 874794, 1166392, 1312191, 1749588, 2332784, 2624382, 3499176, 4519769, 5248764, 6998352, 9039538, 10497528, 13559307, 18079076, 20995056, 27118614, 36158152, 40677921, 54237228, 72316304, 81355842, 108474456, 140112839, 162711684, 216948912, 280225678, 325423368, 420338517, 560451356, 650846736, 840677034, 1120902712, 1261015551, 1681354068, 2241805424, 2522031102, 3362708136, 5044062204, 6725416272, 10088124408, 20176248816]

約数ペア:

[(1, 20176248816), (2, 10088124408), (3, 6725416272), (4, 5044062204), (6, 3362708136), (8, 2522031102), (9, 2241805424), (12, 1681354068), (16, 1261015551), (18, 1120902712), (24, 840677034), (31, 650846736), (36, 560451356), (48, 420338517), (62, 325423368), (72, 280225678), (93, 216948912), (124, 162711684), (144, 140112839), (186, 108474456), (248, 81355842), (279, 72316304), (372, 54237228), (496, 40677921), (558, 36158152), (744, 27118614), (961, 20995056), (1116, 18079076), (1488, 13559307), (1922, 10497528), (2232, 9039538), (2883, 6998352), (3844, 5248764), (4464, 4519769), (5766, 3499176), (7688, 2624382), (8649, 2332784), (11532, 1749588), (15376, 1312191), (17298, 1166392), (23064, 874794), (34596, 583196), (46128, 437397), (69192, 291598), (138384, 145799)]