20797474944

素因数分解:

$2^7\times 3^1\times {\mathrm{43}}^1\times {\mathrm{1259537}}^1$

素因数の和:1259597

約数の個数: 64

約数和(自身を含む): 56528065440

約数和(自身を除く): 35730590496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 128, 129, 172, 192, 258, 344, 384, 516, 688, 1032, 1376, 2064, 2752, 4128, 5504, 8256, 16512, 1259537, 2519074, 3778611, 5038148, 7557222, 10076296, 15114444, 20152592, 30228888, 40305184, 54160091, 60457776, 80610368, 108320182, 120915552, 161220736, 162480273, 216640364, 241831104, 324960546, 433280728, 483662208, 649921092, 866561456, 1299842184, 1733122912, 2599684368, 3466245824, 5199368736, 6932491648, 10398737472, 20797474944]

約数ペア:

[(1, 20797474944), (2, 10398737472), (3, 6932491648), (4, 5199368736), (6, 3466245824), (8, 2599684368), (12, 1733122912), (16, 1299842184), (24, 866561456), (32, 649921092), (43, 483662208), (48, 433280728), (64, 324960546), (86, 241831104), (96, 216640364), (128, 162480273), (129, 161220736), (172, 120915552), (192, 108320182), (258, 80610368), (344, 60457776), (384, 54160091), (516, 40305184), (688, 30228888), (1032, 20152592), (1376, 15114444), (2064, 10076296), (2752, 7557222), (4128, 5038148), (5504, 3778611), (8256, 2519074), (16512, 1259537)]