20405720172

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{3067}}^1\times {\mathrm{13523}}^1$

素因数の和:16638

約数の個数: 48

約数和(自身を含む): 48794159232

約数和(自身を除く): 28388439060

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 3067, 6134, 9201, 12268, 13523, 18402, 27046, 36804, 40569, 54092, 81138, 125747, 162276, 251494, 377241, 502988, 554443, 754482, 1108886, 1508964, 1663329, 2217772, 3326658, 6653316, 41475041, 82950082, 124425123, 165900164, 248850246, 497700492, 1700476681, 3400953362, 5101430043, 6801906724, 10202860086, 20405720172]

約数ペア:

[(1, 20405720172), (2, 10202860086), (3, 6801906724), (4, 5101430043), (6, 3400953362), (12, 1700476681), (41, 497700492), (82, 248850246), (123, 165900164), (164, 124425123), (246, 82950082), (492, 41475041), (3067, 6653316), (6134, 3326658), (9201, 2217772), (12268, 1663329), (13523, 1508964), (18402, 1108886), (27046, 754482), (36804, 554443), (40569, 502988), (54092, 377241), (81138, 251494), (125747, 162276)]