20802507312

素因数分解:

$2^4\times 3^1\times {\mathrm{491}}^1\times {\mathrm{882659}}^1$

素因数の和:883161

約数の個数: 40

約数和(自身を含む): 53849321280

約数和(自身を除く): 33046813968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 491, 982, 1473, 1964, 2946, 3928, 5892, 7856, 11784, 23568, 882659, 1765318, 2647977, 3530636, 5295954, 7061272, 10591908, 14122544, 21183816, 42367632, 433385569, 866771138, 1300156707, 1733542276, 2600313414, 3467084552, 5200626828, 6934169104, 10401253656, 20802507312]

約数ペア:

[(1, 20802507312), (2, 10401253656), (3, 6934169104), (4, 5200626828), (6, 3467084552), (8, 2600313414), (12, 1733542276), (16, 1300156707), (24, 866771138), (48, 433385569), (491, 42367632), (982, 21183816), (1473, 14122544), (1964, 10591908), (2946, 7061272), (3928, 5295954), (5892, 3530636), (7856, 2647977), (11784, 1765318), (23568, 882659)]