20157214518

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{828901}}^1$

素因数の和:829109

約数の個数: 48

約数和(自身を含む): 50171780256

約数和(自身を除く): 30014565738

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 193, 386, 579, 1158, 1351, 1737, 2702, 3474, 4053, 8106, 12159, 24318, 828901, 1657802, 2486703, 4973406, 5802307, 7460109, 11604614, 14920218, 17406921, 34813842, 52220763, 104441526, 159977893, 319955786, 479933679, 959867358, 1119845251, 1439801037, 2239690502, 2879602074, 3359535753, 6719071506, 10078607259, 20157214518]

約数ペア:

[(1, 20157214518), (2, 10078607259), (3, 6719071506), (6, 3359535753), (7, 2879602074), (9, 2239690502), (14, 1439801037), (18, 1119845251), (21, 959867358), (42, 479933679), (63, 319955786), (126, 159977893), (193, 104441526), (386, 52220763), (579, 34813842), (1158, 17406921), (1351, 14920218), (1737, 11604614), (2702, 7460109), (3474, 5802307), (4053, 4973406), (8106, 2486703), (12159, 1657802), (24318, 828901)]