20550872067

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1979}}^1\times {\mathrm{10151}}^1$

素因数の和:12175

約数の個数: 32

約数和(自身を含む): 30875074560

約数和(自身を除く): 10324202493

約数列:

[1, 3, 11, 31, 33, 93, 341, 1023, 1979, 5937, 10151, 21769, 30453, 61349, 65307, 111661, 184047, 314681, 334983, 674839, 944043, 2024517, 3461491, 10384473, 20088829, 60266487, 220977119, 622753699, 662931357, 1868261097, 6850290689, 20550872067]

約数ペア:

[(1, 20550872067), (3, 6850290689), (11, 1868261097), (31, 662931357), (33, 622753699), (93, 220977119), (341, 60266487), (1023, 20088829), (1979, 10384473), (5937, 3461491), (10151, 2024517), (21769, 944043), (30453, 674839), (61349, 334983), (65307, 314681), (111661, 184047)]