19669482

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{769}}^1$

素因数の和:820

約数の個数: 72

約数和(自身を含む): 51351300

約数和(自身を除く): 31681818

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 49, 58, 63, 87, 98, 126, 147, 174, 203, 261, 294, 406, 441, 522, 609, 769, 882, 1218, 1421, 1538, 1827, 2307, 2842, 3654, 4263, 4614, 5383, 6921, 8526, 10766, 12789, 13842, 16149, 22301, 25578, 32298, 37681, 44602, 48447, 66903, 75362, 96894, 113043, 133806, 156107, 200709, 226086, 312214, 339129, 401418, 468321, 678258, 936642, 1092749, 1404963, 2185498, 2809926, 3278247, 6556494, 9834741, 19669482]

約数ペア:

[(1, 19669482), (2, 9834741), (3, 6556494), (6, 3278247), (7, 2809926), (9, 2185498), (14, 1404963), (18, 1092749), (21, 936642), (29, 678258), (42, 468321), (49, 401418), (58, 339129), (63, 312214), (87, 226086), (98, 200709), (126, 156107), (147, 133806), (174, 113043), (203, 96894), (261, 75362), (294, 66903), (406, 48447), (441, 44602), (522, 37681), (609, 32298), (769, 25578), (882, 22301), (1218, 16149), (1421, 13842), (1538, 12789), (1827, 10766), (2307, 8526), (2842, 6921), (3654, 5383), (4263, 4614)]