19219788

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{25423}}^1$

素因数の和:25443

約数の個数: 48

約数和(自身を含む): 56949760

約数和(自身を除く): 37729972

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 25423, 50846, 76269, 101692, 152538, 177961, 228807, 305076, 355922, 457614, 533883, 686421, 711844, 915228, 1067766, 1372842, 1601649, 2135532, 2745684, 3203298, 4804947, 6406596, 9609894, 19219788]

約数ペア:

[(1, 19219788), (2, 9609894), (3, 6406596), (4, 4804947), (6, 3203298), (7, 2745684), (9, 2135532), (12, 1601649), (14, 1372842), (18, 1067766), (21, 915228), (27, 711844), (28, 686421), (36, 533883), (42, 457614), (54, 355922), (63, 305076), (84, 228807), (108, 177961), (126, 152538), (189, 101692), (252, 76269), (378, 50846), (756, 25423)]