20996912142

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{1193}}^1\times {\mathrm{12377}}^1$

素因数の和:13657

約数の個数: 48

約数和(自身を含む): 46111515840

約数和(自身を除く): 25114603698

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1193, 1422, 2386, 3579, 7158, 10737, 12377, 21474, 24754, 37131, 74262, 94247, 111393, 188494, 222786, 282741, 565482, 848223, 977783, 1696446, 1955566, 2933349, 5866698, 8800047, 14765761, 17600094, 29531522, 44297283, 88594566, 132891849, 265783698, 1166495119, 2332990238, 3499485357, 6998970714, 10498456071, 20996912142]

約数ペア:

[(1, 20996912142), (2, 10498456071), (3, 6998970714), (6, 3499485357), (9, 2332990238), (18, 1166495119), (79, 265783698), (158, 132891849), (237, 88594566), (474, 44297283), (711, 29531522), (1193, 17600094), (1422, 14765761), (2386, 8800047), (3579, 5866698), (7158, 2933349), (10737, 1955566), (12377, 1696446), (21474, 977783), (24754, 848223), (37131, 565482), (74262, 282741), (94247, 222786), (111393, 188494)]