20864064

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^2\times {\mathrm{643}}^1$

素因数の和:684

約数の個数: 84

約数和(自身を含む): 59868816

約数和(自身を除く): 39004752

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 169, 192, 208, 312, 338, 416, 507, 624, 643, 676, 832, 1014, 1248, 1286, 1352, 1929, 2028, 2496, 2572, 2704, 3858, 4056, 5144, 5408, 7716, 8112, 8359, 10288, 10816, 15432, 16224, 16718, 20576, 25077, 30864, 32448, 33436, 41152, 50154, 61728, 66872, 100308, 108667, 123456, 133744, 200616, 217334, 267488, 326001, 401232, 434668, 534976, 652002, 802464, 869336, 1304004, 1604928, 1738672, 2608008, 3477344, 5216016, 6954688, 10432032, 20864064]

約数ペア:

[(1, 20864064), (2, 10432032), (3, 6954688), (4, 5216016), (6, 3477344), (8, 2608008), (12, 1738672), (13, 1604928), (16, 1304004), (24, 869336), (26, 802464), (32, 652002), (39, 534976), (48, 434668), (52, 401232), (64, 326001), (78, 267488), (96, 217334), (104, 200616), (156, 133744), (169, 123456), (192, 108667), (208, 100308), (312, 66872), (338, 61728), (416, 50154), (507, 41152), (624, 33436), (643, 32448), (676, 30864), (832, 25077), (1014, 20576), (1248, 16718), (1286, 16224), (1352, 15432), (1929, 10816), (2028, 10288), (2496, 8359), (2572, 8112), (2704, 7716), (3858, 5408), (4056, 5144)]