163581488

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{76871}}^1$

素因数の和:76905

約数の個数: 40

約数和(自身を含む): 381285120

約数和(自身を除く): 217703632

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 76871, 153742, 307484, 538097, 614968, 1076194, 1229936, 1460549, 2152388, 2921098, 4304776, 5842196, 8609552, 10223843, 11684392, 20447686, 23368784, 40895372, 81790744, 163581488]

約数ペア:

[(1, 163581488), (2, 81790744), (4, 40895372), (7, 23368784), (8, 20447686), (14, 11684392), (16, 10223843), (19, 8609552), (28, 5842196), (38, 4304776), (56, 2921098), (76, 2152388), (112, 1460549), (133, 1229936), (152, 1076194), (266, 614968), (304, 538097), (532, 307484), (1064, 153742), (2128, 76871)]