18151952

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^2\times {\mathrm{137}}^1$

素因数の和:185

約数の個数: 90

約数和(自身を含む): 44623818

約数和(自身を除く): 26471866

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 137, 169, 182, 196, 208, 274, 338, 364, 392, 548, 637, 676, 728, 784, 959, 1096, 1183, 1274, 1352, 1456, 1781, 1918, 2192, 2366, 2548, 2704, 3562, 3836, 4732, 5096, 6713, 7124, 7672, 8281, 9464, 10192, 12467, 13426, 14248, 15344, 16562, 18928, 23153, 24934, 26852, 28496, 33124, 46306, 49868, 53704, 66248, 87269, 92612, 99736, 107408, 132496, 162071, 174538, 185224, 199472, 324142, 349076, 370448, 648284, 698152, 1134497, 1296568, 1396304, 2268994, 2593136, 4537988, 9075976, 18151952]

約数ペア:

[(1, 18151952), (2, 9075976), (4, 4537988), (7, 2593136), (8, 2268994), (13, 1396304), (14, 1296568), (16, 1134497), (26, 698152), (28, 648284), (49, 370448), (52, 349076), (56, 324142), (91, 199472), (98, 185224), (104, 174538), (112, 162071), (137, 132496), (169, 107408), (182, 99736), (196, 92612), (208, 87269), (274, 66248), (338, 53704), (364, 49868), (392, 46306), (548, 33124), (637, 28496), (676, 26852), (728, 24934), (784, 23153), (959, 18928), (1096, 16562), (1183, 15344), (1274, 14248), (1352, 13426), (1456, 12467), (1781, 10192), (1918, 9464), (2192, 8281), (2366, 7672), (2548, 7124), (2704, 6713), (3562, 5096), (3836, 4732)]