19741792

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2843}}^1$

素因数の和:2891

約数の個数: 48

約数和(自身を含む): 45868032

約数和(自身を除く): 26126240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 2843, 3472, 5686, 6944, 11372, 19901, 22744, 39802, 45488, 79604, 88133, 90976, 159208, 176266, 318416, 352532, 616931, 636832, 705064, 1233862, 1410128, 2467724, 2820256, 4935448, 9870896, 19741792]

約数ペア:

[(1, 19741792), (2, 9870896), (4, 4935448), (7, 2820256), (8, 2467724), (14, 1410128), (16, 1233862), (28, 705064), (31, 636832), (32, 616931), (56, 352532), (62, 318416), (112, 176266), (124, 159208), (217, 90976), (224, 88133), (248, 79604), (434, 45488), (496, 39802), (868, 22744), (992, 19901), (1736, 11372), (2843, 6944), (3472, 5686)]