19959216

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:314

約数の個数: 80

約数和(自身を含む): 54639360

約数和(自身を除く): 34680144

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 101, 138, 179, 184, 202, 276, 303, 358, 368, 404, 537, 552, 606, 716, 808, 1074, 1104, 1212, 1432, 1616, 2148, 2323, 2424, 2864, 4117, 4296, 4646, 4848, 6969, 8234, 8592, 9292, 12351, 13938, 16468, 18079, 18584, 24702, 27876, 32936, 36158, 37168, 49404, 54237, 55752, 65872, 72316, 98808, 108474, 111504, 144632, 197616, 216948, 289264, 415817, 433896, 831634, 867792, 1247451, 1663268, 2494902, 3326536, 4989804, 6653072, 9979608, 19959216]

約数ペア:

[(1, 19959216), (2, 9979608), (3, 6653072), (4, 4989804), (6, 3326536), (8, 2494902), (12, 1663268), (16, 1247451), (23, 867792), (24, 831634), (46, 433896), (48, 415817), (69, 289264), (92, 216948), (101, 197616), (138, 144632), (179, 111504), (184, 108474), (202, 98808), (276, 72316), (303, 65872), (358, 55752), (368, 54237), (404, 49404), (537, 37168), (552, 36158), (606, 32936), (716, 27876), (808, 24702), (1074, 18584), (1104, 18079), (1212, 16468), (1432, 13938), (1616, 12351), (2148, 9292), (2323, 8592), (2424, 8234), (2864, 6969), (4117, 4848), (4296, 4646)]