19970244

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11321}}^1$

素因数の和:11345

約数の個数: 54

約数和(自身を含む): 58727214

約数和(自身を除く): 38756970

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 11321, 22642, 33963, 45284, 67926, 79247, 101889, 135852, 158494, 203778, 237741, 316988, 407556, 475482, 554729, 713223, 950964, 1109458, 1426446, 1664187, 2218916, 2852892, 3328374, 4992561, 6656748, 9985122, 19970244]

約数ペア:

[(1, 19970244), (2, 9985122), (3, 6656748), (4, 4992561), (6, 3328374), (7, 2852892), (9, 2218916), (12, 1664187), (14, 1426446), (18, 1109458), (21, 950964), (28, 713223), (36, 554729), (42, 475482), (49, 407556), (63, 316988), (84, 237741), (98, 203778), (126, 158494), (147, 135852), (196, 101889), (252, 79247), (294, 67926), (441, 45284), (588, 33963), (882, 22642), (1764, 11321)]