18982124

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 39842880

約数和(自身を除く): 20860756

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 97, 116, 194, 203, 241, 388, 406, 482, 679, 812, 964, 1358, 1687, 2716, 2813, 3374, 5626, 6748, 6989, 11252, 13978, 19691, 23377, 27956, 39382, 46754, 48923, 78764, 93508, 97846, 163639, 195692, 327278, 654556, 677933, 1355866, 2711732, 4745531, 9491062, 18982124]

約数ペア:

[(1, 18982124), (2, 9491062), (4, 4745531), (7, 2711732), (14, 1355866), (28, 677933), (29, 654556), (58, 327278), (97, 195692), (116, 163639), (194, 97846), (203, 93508), (241, 78764), (388, 48923), (406, 46754), (482, 39382), (679, 27956), (812, 23377), (964, 19691), (1358, 13978), (1687, 11252), (2716, 6989), (2813, 6748), (3374, 5626)]