19191108

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2243}}^1$

素因数の和:2304

約数の個数: 48

約数和(自身を含む): 48254976

約数和(自身を除く): 29063868

約数列:

[1, 2, 3, 4, 6, 12, 23, 31, 46, 62, 69, 92, 93, 124, 138, 186, 276, 372, 713, 1426, 2139, 2243, 2852, 4278, 4486, 6729, 8556, 8972, 13458, 26916, 51589, 69533, 103178, 139066, 154767, 206356, 208599, 278132, 309534, 417198, 619068, 834396, 1599259, 3198518, 4797777, 6397036, 9595554, 19191108]

約数ペア:

[(1, 19191108), (2, 9595554), (3, 6397036), (4, 4797777), (6, 3198518), (12, 1599259), (23, 834396), (31, 619068), (46, 417198), (62, 309534), (69, 278132), (92, 208599), (93, 206356), (124, 154767), (138, 139066), (186, 103178), (276, 69533), (372, 51589), (713, 26916), (1426, 13458), (2139, 8972), (2243, 8556), (2852, 6729), (4278, 4486)]