31437742

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1619}}^1$

素因数の和:1720

約数の個数: 32

約数和(自身を含む): 57542400

約数和(自身を除く): 26104658

約数列:

[1, 2, 7, 14, 19, 38, 73, 133, 146, 266, 511, 1022, 1387, 1619, 2774, 3238, 9709, 11333, 19418, 22666, 30761, 61522, 118187, 215327, 236374, 430654, 827309, 1654618, 2245553, 4491106, 15718871, 31437742]

約数ペア:

[(1, 31437742), (2, 15718871), (7, 4491106), (14, 2245553), (19, 1654618), (38, 827309), (73, 430654), (133, 236374), (146, 215327), (266, 118187), (511, 61522), (1022, 30761), (1387, 22666), (1619, 19418), (2774, 11333), (3238, 9709)]