18899088

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1032

約数の個数: 80

約数和(自身を含む): 54329856

約数和(自身を除く): 35430768

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 977, 1209, 1488, 1612, 1954, 2418, 2931, 3224, 3908, 4836, 5862, 6448, 7816, 9672, 11724, 12701, 15632, 19344, 23448, 25402, 30287, 38103, 46896, 50804, 60574, 76206, 90861, 101608, 121148, 152412, 181722, 203216, 242296, 304824, 363444, 393731, 484592, 609648, 726888, 787462, 1181193, 1453776, 1574924, 2362386, 3149848, 4724772, 6299696, 9449544, 18899088]

約数ペア:

[(1, 18899088), (2, 9449544), (3, 6299696), (4, 4724772), (6, 3149848), (8, 2362386), (12, 1574924), (13, 1453776), (16, 1181193), (24, 787462), (26, 726888), (31, 609648), (39, 484592), (48, 393731), (52, 363444), (62, 304824), (78, 242296), (93, 203216), (104, 181722), (124, 152412), (156, 121148), (186, 101608), (208, 90861), (248, 76206), (312, 60574), (372, 50804), (403, 46896), (496, 38103), (624, 30287), (744, 25402), (806, 23448), (977, 19344), (1209, 15632), (1488, 12701), (1612, 11724), (1954, 9672), (2418, 7816), (2931, 6448), (3224, 5862), (3908, 4836)]