20579887788

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{739}}^1\times {\mathrm{74861}}^1$

素因数の和:75638

約数の個数: 48

約数和(自身を含む): 49636500480

約数和(自身を除く): 29056612692

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 739, 1478, 2217, 2956, 4434, 8868, 22909, 45818, 68727, 74861, 91636, 137454, 149722, 224583, 274908, 299444, 449166, 898332, 2320691, 4641382, 6962073, 9282764, 13924146, 27848292, 55322279, 110644558, 165966837, 221289116, 331933674, 663867348, 1714990649, 3429981298, 5144971947, 6859962596, 10289943894, 20579887788]

約数ペア:

[(1, 20579887788), (2, 10289943894), (3, 6859962596), (4, 5144971947), (6, 3429981298), (12, 1714990649), (31, 663867348), (62, 331933674), (93, 221289116), (124, 165966837), (186, 110644558), (372, 55322279), (739, 27848292), (1478, 13924146), (2217, 9282764), (2956, 6962073), (4434, 4641382), (8868, 2320691), (22909, 898332), (45818, 449166), (68727, 299444), (74861, 274908), (91636, 224583), (137454, 149722)]