19700948

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 38041920

約数和(自身を除く): 18340972

約数列:

[1, 2, 4, 19, 38, 53, 67, 73, 76, 106, 134, 146, 212, 268, 292, 1007, 1273, 1387, 2014, 2546, 2774, 3551, 3869, 4028, 4891, 5092, 5548, 7102, 7738, 9782, 14204, 15476, 19564, 67469, 73511, 92929, 134938, 147022, 185858, 259223, 269876, 294044, 371716, 518446, 1036892, 4925237, 9850474, 19700948]

約数ペア:

[(1, 19700948), (2, 9850474), (4, 4925237), (19, 1036892), (38, 518446), (53, 371716), (67, 294044), (73, 269876), (76, 259223), (106, 185858), (134, 147022), (146, 134938), (212, 92929), (268, 73511), (292, 67469), (1007, 19564), (1273, 15476), (1387, 14204), (2014, 9782), (2546, 7738), (2774, 7102), (3551, 5548), (3869, 5092), (4028, 4891)]