18954021936

素因数分解:

$2^4\times 3^1\times {\mathrm{97}}^1\times {\mathrm{491}}^1\times {\mathrm{8291}}^1$

素因数の和:8890

約数の個数: 80

約数和(自身を含む): 49576076928

約数和(自身を除く): 30622054992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 97, 194, 291, 388, 491, 582, 776, 982, 1164, 1473, 1552, 1964, 2328, 2946, 3928, 4656, 5892, 7856, 8291, 11784, 16582, 23568, 24873, 33164, 47627, 49746, 66328, 95254, 99492, 132656, 142881, 190508, 198984, 285762, 381016, 397968, 571524, 762032, 804227, 1143048, 1608454, 2286096, 2412681, 3216908, 4070881, 4825362, 6433816, 8141762, 9650724, 12212643, 12867632, 16283524, 19301448, 24425286, 32567048, 38602896, 48850572, 65134096, 97701144, 195402288, 394875457, 789750914, 1184626371, 1579501828, 2369252742, 3159003656, 4738505484, 6318007312, 9477010968, 18954021936]

約数ペア:

[(1, 18954021936), (2, 9477010968), (3, 6318007312), (4, 4738505484), (6, 3159003656), (8, 2369252742), (12, 1579501828), (16, 1184626371), (24, 789750914), (48, 394875457), (97, 195402288), (194, 97701144), (291, 65134096), (388, 48850572), (491, 38602896), (582, 32567048), (776, 24425286), (982, 19301448), (1164, 16283524), (1473, 12867632), (1552, 12212643), (1964, 9650724), (2328, 8141762), (2946, 6433816), (3928, 4825362), (4656, 4070881), (5892, 3216908), (7856, 2412681), (8291, 2286096), (11784, 1608454), (16582, 1143048), (23568, 804227), (24873, 762032), (33164, 571524), (47627, 397968), (49746, 381016), (66328, 285762), (95254, 198984), (99492, 190508), (132656, 142881)]