20136853551

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{30203}}^1$

素因数の和:30411

約数の個数: 32

約数和(自身を含む): 28392726528

約数和(自身を除く): 8255872977

約数列:

[1, 3, 31, 67, 93, 107, 201, 321, 2077, 3317, 6231, 7169, 9951, 21507, 30203, 90609, 222239, 666717, 936293, 2023601, 2808879, 3231721, 6070803, 9695163, 62731631, 100183351, 188194893, 216525307, 300550053, 649575921, 6712284517, 20136853551]

約数ペア:

[(1, 20136853551), (3, 6712284517), (31, 649575921), (67, 300550053), (93, 216525307), (107, 188194893), (201, 100183351), (321, 62731631), (2077, 9695163), (3317, 6070803), (6231, 3231721), (7169, 2808879), (9951, 2023601), (21507, 936293), (30203, 666717), (90609, 222239)]