19925696

素因数分解:

$2^6\times 7^1\times {\mathrm{79}}^1\times {\mathrm{563}}^1$

素因数の和:661

約数の個数: 56

約数和(自身を含む): 45841920

約数和(自身を除く): 25916224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 158, 224, 316, 448, 553, 563, 632, 1106, 1126, 1264, 2212, 2252, 2528, 3941, 4424, 4504, 5056, 7882, 8848, 9008, 15764, 17696, 18016, 31528, 35392, 36032, 44477, 63056, 88954, 126112, 177908, 252224, 311339, 355816, 622678, 711632, 1245356, 1423264, 2490712, 2846528, 4981424, 9962848, 19925696]

約数ペア:

[(1, 19925696), (2, 9962848), (4, 4981424), (7, 2846528), (8, 2490712), (14, 1423264), (16, 1245356), (28, 711632), (32, 622678), (56, 355816), (64, 311339), (79, 252224), (112, 177908), (158, 126112), (224, 88954), (316, 63056), (448, 44477), (553, 36032), (563, 35392), (632, 31528), (1106, 18016), (1126, 17696), (1264, 15764), (2212, 9008), (2252, 8848), (2528, 7882), (3941, 5056), (4424, 4504)]