19278952

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 48755520

約数和(自身を除く): 29476568

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 49, 56, 68, 77, 88, 98, 119, 136, 154, 187, 196, 238, 263, 308, 374, 392, 476, 526, 539, 616, 748, 833, 952, 1052, 1078, 1309, 1496, 1666, 1841, 2104, 2156, 2618, 2893, 3332, 3682, 4312, 4471, 5236, 5786, 6664, 7364, 8942, 9163, 10472, 11572, 12887, 14728, 17884, 18326, 20251, 23144, 25774, 31297, 35768, 36652, 40502, 49181, 51548, 62594, 73304, 81004, 98362, 103096, 125188, 141757, 162008, 196724, 219079, 250376, 283514, 344267, 393448, 438158, 567028, 688534, 876316, 1134056, 1377068, 1752632, 2409869, 2754136, 4819738, 9639476, 19278952]

約数ペア:

[(1, 19278952), (2, 9639476), (4, 4819738), (7, 2754136), (8, 2409869), (11, 1752632), (14, 1377068), (17, 1134056), (22, 876316), (28, 688534), (34, 567028), (44, 438158), (49, 393448), (56, 344267), (68, 283514), (77, 250376), (88, 219079), (98, 196724), (119, 162008), (136, 141757), (154, 125188), (187, 103096), (196, 98362), (238, 81004), (263, 73304), (308, 62594), (374, 51548), (392, 49181), (476, 40502), (526, 36652), (539, 35768), (616, 31297), (748, 25774), (833, 23144), (952, 20251), (1052, 18326), (1078, 17884), (1309, 14728), (1496, 12887), (1666, 11572), (1841, 10472), (2104, 9163), (2156, 8942), (2618, 7364), (2893, 6664), (3332, 5786), (3682, 5236), (4312, 4471)]