18767872

素因数分解:

$2^{13}\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:134

約数の個数: 56

約数和(自身を含む): 39319200

約数和(自身を除く): 20551328

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 79, 116, 128, 158, 232, 256, 316, 464, 512, 632, 928, 1024, 1264, 1856, 2048, 2291, 2528, 3712, 4096, 4582, 5056, 7424, 8192, 9164, 10112, 14848, 18328, 20224, 29696, 36656, 40448, 59392, 73312, 80896, 118784, 146624, 161792, 237568, 293248, 323584, 586496, 647168, 1172992, 2345984, 4691968, 9383936, 18767872]

約数ペア:

[(1, 18767872), (2, 9383936), (4, 4691968), (8, 2345984), (16, 1172992), (29, 647168), (32, 586496), (58, 323584), (64, 293248), (79, 237568), (116, 161792), (128, 146624), (158, 118784), (232, 80896), (256, 73312), (316, 59392), (464, 40448), (512, 36656), (632, 29696), (928, 20224), (1024, 18328), (1264, 14848), (1856, 10112), (2048, 9164), (2291, 8192), (2528, 7424), (3712, 5056), (4096, 4582)]