407232016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{31153}}^1$

素因数の和:31223

約数の個数: 40

約数和(自身を含む): 849881120

約数和(自身を除く): 442649104

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 152, 172, 304, 344, 688, 817, 1634, 3268, 6536, 13072, 31153, 62306, 124612, 249224, 498448, 591907, 1183814, 1339579, 2367628, 2679158, 4735256, 5358316, 9470512, 10716632, 21433264, 25452001, 50904002, 101808004, 203616008, 407232016]

約数ペア:

[(1, 407232016), (2, 203616008), (4, 101808004), (8, 50904002), (16, 25452001), (19, 21433264), (38, 10716632), (43, 9470512), (76, 5358316), (86, 4735256), (152, 2679158), (172, 2367628), (304, 1339579), (344, 1183814), (688, 591907), (817, 498448), (1634, 249224), (3268, 124612), (6536, 62306), (13072, 31153)]