19964753406

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{428741}}^1$

素因数の和:428961

約数の個数: 48

約数和(自身を含む): 46818626400

約数和(自身を除く): 26853872994

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 199, 234, 398, 597, 1194, 1791, 2587, 3582, 5174, 7761, 15522, 23283, 46566, 428741, 857482, 1286223, 2572446, 3858669, 5573633, 7717338, 11147266, 16720899, 33441798, 50162697, 85319459, 100325394, 170638918, 255958377, 511916754, 767875131, 1109152967, 1535750262, 2218305934, 3327458901, 6654917802, 9982376703, 19964753406]

約数ペア:

[(1, 19964753406), (2, 9982376703), (3, 6654917802), (6, 3327458901), (9, 2218305934), (13, 1535750262), (18, 1109152967), (26, 767875131), (39, 511916754), (78, 255958377), (117, 170638918), (199, 100325394), (234, 85319459), (398, 50162697), (597, 33441798), (1194, 16720899), (1791, 11147266), (2587, 7717338), (3582, 5573633), (5174, 3858669), (7761, 2572446), (15522, 1286223), (23283, 857482), (46566, 428741)]