20201376

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{16187}}^1$

素因数の和:16213

約数の個数: 48

約数和(自身を含む): 57111264

約数和(自身を除く): 36909888

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 16187, 32374, 48561, 64748, 97122, 129496, 194244, 210431, 258992, 388488, 420862, 517984, 631293, 776976, 841724, 1262586, 1553952, 1683448, 2525172, 3366896, 5050344, 6733792, 10100688, 20201376]

約数ペア:

[(1, 20201376), (2, 10100688), (3, 6733792), (4, 5050344), (6, 3366896), (8, 2525172), (12, 1683448), (13, 1553952), (16, 1262586), (24, 841724), (26, 776976), (32, 631293), (39, 517984), (48, 420862), (52, 388488), (78, 258992), (96, 210431), (104, 194244), (156, 129496), (208, 97122), (312, 64748), (416, 48561), (624, 32374), (1248, 16187)]