1978778864

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1069}}^1\times {\mathrm{6089}}^1$

素因数の和:7185

約数の個数: 40

約数和(自身を含む): 4040106000

約数和(自身を除く): 2061327136

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1069, 2138, 4276, 6089, 8552, 12178, 17104, 20311, 24356, 40622, 48712, 81244, 97424, 115691, 162488, 231382, 324976, 462764, 925528, 1851056, 6509141, 13018282, 26036564, 52073128, 104146256, 123673679, 247347358, 494694716, 989389432, 1978778864]

約数ペア:

[(1, 1978778864), (2, 989389432), (4, 494694716), (8, 247347358), (16, 123673679), (19, 104146256), (38, 52073128), (76, 26036564), (152, 13018282), (304, 6509141), (1069, 1851056), (2138, 925528), (4276, 462764), (6089, 324976), (8552, 231382), (12178, 162488), (17104, 115691), (20311, 97424), (24356, 81244), (40622, 48712)]