19619666

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 36197280

約数和(自身を除く): 16577614

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 121, 187, 209, 242, 251, 323, 374, 418, 502, 646, 2057, 2299, 2761, 3553, 4114, 4267, 4598, 4769, 5522, 7106, 8534, 9538, 30371, 39083, 46937, 52459, 60742, 78166, 81073, 93874, 104918, 162146, 516307, 577049, 891803, 1032614, 1154098, 1783606, 9809833, 19619666]

約数ペア:

[(1, 19619666), (2, 9809833), (11, 1783606), (17, 1154098), (19, 1032614), (22, 891803), (34, 577049), (38, 516307), (121, 162146), (187, 104918), (209, 93874), (242, 81073), (251, 78166), (323, 60742), (374, 52459), (418, 46937), (502, 39083), (646, 30371), (2057, 9538), (2299, 8534), (2761, 7106), (3553, 5522), (4114, 4769), (4267, 4598)]