19448212

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 41247360

約数和(自身を除く): 21799148

約数列:

[1, 2, 4, 7, 14, 28, 29, 43, 58, 86, 116, 172, 203, 301, 406, 557, 602, 812, 1114, 1204, 1247, 2228, 2494, 3899, 4988, 7798, 8729, 15596, 16153, 17458, 23951, 32306, 34916, 47902, 64612, 95804, 113071, 167657, 226142, 335314, 452284, 670628, 694579, 1389158, 2778316, 4862053, 9724106, 19448212]

約数ペア:

[(1, 19448212), (2, 9724106), (4, 4862053), (7, 2778316), (14, 1389158), (28, 694579), (29, 670628), (43, 452284), (58, 335314), (86, 226142), (116, 167657), (172, 113071), (203, 95804), (301, 64612), (406, 47902), (557, 34916), (602, 32306), (812, 23951), (1114, 17458), (1204, 16153), (1247, 15596), (2228, 8729), (2494, 7798), (3899, 4988)]