20662208

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2713}}^1$

素因数の和:2749

約数の個数: 56

約数和(自身を含む): 49633632

約数和(自身を除く): 28971424

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 136, 224, 238, 272, 448, 476, 544, 952, 1088, 1904, 2713, 3808, 5426, 7616, 10852, 18991, 21704, 37982, 43408, 46121, 75964, 86816, 92242, 151928, 173632, 184484, 303856, 322847, 368968, 607712, 645694, 737936, 1215424, 1291388, 1475872, 2582776, 2951744, 5165552, 10331104, 20662208]

約数ペア:

[(1, 20662208), (2, 10331104), (4, 5165552), (7, 2951744), (8, 2582776), (14, 1475872), (16, 1291388), (17, 1215424), (28, 737936), (32, 645694), (34, 607712), (56, 368968), (64, 322847), (68, 303856), (112, 184484), (119, 173632), (136, 151928), (224, 92242), (238, 86816), (272, 75964), (448, 46121), (476, 43408), (544, 37982), (952, 21704), (1088, 18991), (1904, 10852), (2713, 7616), (3808, 5426)]