1919227554

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{383}}^1\times {\mathrm{1307}}^1$

素因数の和:1772

約数の個数: 64

約数和(自身を含む): 4339630080

約数和(自身を除く): 2420402526

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 383, 426, 639, 766, 1149, 1278, 1307, 1917, 2298, 2614, 3447, 3834, 3921, 6894, 7842, 10341, 11763, 20682, 23526, 27193, 35289, 54386, 70578, 81579, 92797, 163158, 185594, 244737, 278391, 489474, 500581, 556782, 734211, 835173, 1001162, 1468422, 1501743, 1670346, 2505519, 3003486, 4505229, 5011038, 9010458, 13515687, 27031374, 35541251, 71082502, 106623753, 213247506, 319871259, 639742518, 959613777, 1919227554]

約数ペア:

[(1, 1919227554), (2, 959613777), (3, 639742518), (6, 319871259), (9, 213247506), (18, 106623753), (27, 71082502), (54, 35541251), (71, 27031374), (142, 13515687), (213, 9010458), (383, 5011038), (426, 4505229), (639, 3003486), (766, 2505519), (1149, 1670346), (1278, 1501743), (1307, 1468422), (1917, 1001162), (2298, 835173), (2614, 734211), (3447, 556782), (3834, 500581), (3921, 489474), (6894, 278391), (7842, 244737), (10341, 185594), (11763, 163158), (20682, 92797), (23526, 81579), (27193, 70578), (35289, 54386)]