19950472

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 38465280

約数和(自身を除く): 18514808

約数列:

[1, 2, 4, 8, 53, 106, 211, 212, 223, 422, 424, 446, 844, 892, 1688, 1784, 11183, 11819, 22366, 23638, 44732, 47053, 47276, 89464, 94106, 94552, 188212, 376424, 2493809, 4987618, 9975236, 19950472]

約数ペア:

[(1, 19950472), (2, 9975236), (4, 4987618), (8, 2493809), (53, 376424), (106, 188212), (211, 94552), (212, 94106), (223, 89464), (422, 47276), (424, 47053), (446, 44732), (844, 23638), (892, 22366), (1688, 11819), (1784, 11183)]