19835298

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:588

約数の個数: 72

約数和(自身を含む): 51253488

約数和(自身を除く): 31418190

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 49, 63, 86, 98, 126, 129, 147, 258, 294, 301, 387, 441, 523, 602, 774, 882, 903, 1046, 1569, 1806, 2107, 2709, 3138, 3661, 4214, 4707, 5418, 6321, 7322, 9414, 10983, 12642, 18963, 21966, 22489, 25627, 32949, 37926, 44978, 51254, 65898, 67467, 76881, 134934, 153762, 157423, 202401, 230643, 314846, 404802, 461286, 472269, 944538, 1101961, 1416807, 2203922, 2833614, 3305883, 6611766, 9917649, 19835298]

約数ペア:

[(1, 19835298), (2, 9917649), (3, 6611766), (6, 3305883), (7, 2833614), (9, 2203922), (14, 1416807), (18, 1101961), (21, 944538), (42, 472269), (43, 461286), (49, 404802), (63, 314846), (86, 230643), (98, 202401), (126, 157423), (129, 153762), (147, 134934), (258, 76881), (294, 67467), (301, 65898), (387, 51254), (441, 44978), (523, 37926), (602, 32949), (774, 25627), (882, 22489), (903, 21966), (1046, 18963), (1569, 12642), (1806, 10983), (2107, 9414), (2709, 7322), (3138, 6321), (3661, 5418), (4214, 4707)]