19446812

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{613}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 42911232

約数和(自身を除く): 23464420

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 103, 154, 206, 308, 412, 613, 721, 1133, 1226, 1442, 2266, 2452, 2884, 4291, 4532, 6743, 7931, 8582, 13486, 15862, 17164, 26972, 31724, 47201, 63139, 94402, 126278, 188804, 252556, 441973, 694529, 883946, 1389058, 1767892, 2778116, 4861703, 9723406, 19446812]

約数ペア:

[(1, 19446812), (2, 9723406), (4, 4861703), (7, 2778116), (11, 1767892), (14, 1389058), (22, 883946), (28, 694529), (44, 441973), (77, 252556), (103, 188804), (154, 126278), (206, 94402), (308, 63139), (412, 47201), (613, 31724), (721, 26972), (1133, 17164), (1226, 15862), (1442, 13486), (2266, 8582), (2452, 7931), (2884, 6743), (4291, 4532)]