20328141568

素因数分解:

$2^8\times 7^2\times {\mathrm{1620547}}^1$

素因数の和:1620577

約数の個数: 54

約数和(自身を含む): 47201701596

約数和(自身を除く): 26873560028

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 784, 896, 1568, 1792, 3136, 6272, 12544, 1620547, 3241094, 6482188, 11343829, 12964376, 22687658, 25928752, 45375316, 51857504, 79406803, 90750632, 103715008, 158813606, 181501264, 207430016, 317627212, 363002528, 414860032, 635254424, 726005056, 1270508848, 1452010112, 2541017696, 2904020224, 5082035392, 10164070784, 20328141568]

約数ペア:

[(1, 20328141568), (2, 10164070784), (4, 5082035392), (7, 2904020224), (8, 2541017696), (14, 1452010112), (16, 1270508848), (28, 726005056), (32, 635254424), (49, 414860032), (56, 363002528), (64, 317627212), (98, 207430016), (112, 181501264), (128, 158813606), (196, 103715008), (224, 90750632), (256, 79406803), (392, 51857504), (448, 45375316), (784, 25928752), (896, 22687658), (1568, 12964376), (1792, 11343829), (3136, 6482188), (6272, 3241094), (12544, 1620547)]