19856802

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 47628288

約数和(自身を除く): 27771486

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 101, 151, 186, 202, 217, 302, 303, 434, 453, 606, 651, 707, 906, 1057, 1302, 1414, 2114, 2121, 3131, 3171, 4242, 4681, 6262, 6342, 9362, 9393, 14043, 15251, 18786, 21917, 28086, 30502, 32767, 43834, 45753, 65534, 65751, 91506, 98301, 106757, 131502, 196602, 213514, 320271, 472781, 640542, 945562, 1418343, 2836686, 3309467, 6618934, 9928401, 19856802]

約数ペア:

[(1, 19856802), (2, 9928401), (3, 6618934), (6, 3309467), (7, 2836686), (14, 1418343), (21, 945562), (31, 640542), (42, 472781), (62, 320271), (93, 213514), (101, 196602), (151, 131502), (186, 106757), (202, 98301), (217, 91506), (302, 65751), (303, 65534), (434, 45753), (453, 43834), (606, 32767), (651, 30502), (707, 28086), (906, 21917), (1057, 18786), (1302, 15251), (1414, 14043), (2114, 9393), (2121, 9362), (3131, 6342), (3171, 6262), (4242, 4681)]