20651184

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{2351}}^1$

素因数の和:2426

約数の個数: 60

約数和(自身を含む): 58767072

約数和(自身を除く): 38115888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 122, 144, 183, 244, 366, 488, 549, 732, 976, 1098, 1464, 2196, 2351, 2928, 4392, 4702, 7053, 8784, 9404, 14106, 18808, 21159, 28212, 37616, 42318, 56424, 84636, 112848, 143411, 169272, 286822, 338544, 430233, 573644, 860466, 1147288, 1290699, 1720932, 2294576, 2581398, 3441864, 5162796, 6883728, 10325592, 20651184]

約数ペア:

[(1, 20651184), (2, 10325592), (3, 6883728), (4, 5162796), (6, 3441864), (8, 2581398), (9, 2294576), (12, 1720932), (16, 1290699), (18, 1147288), (24, 860466), (36, 573644), (48, 430233), (61, 338544), (72, 286822), (122, 169272), (144, 143411), (183, 112848), (244, 84636), (366, 56424), (488, 42318), (549, 37616), (732, 28212), (976, 21159), (1098, 18808), (1464, 14106), (2196, 9404), (2351, 8784), (2928, 7053), (4392, 4702)]