20932212

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{367}}^1$

素因数の和:485

約数の個数: 72

約数和(自身を含む): 57558144

約数和(自身を除く): 36625932

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 97, 98, 147, 194, 196, 291, 294, 367, 388, 582, 588, 679, 734, 1101, 1164, 1358, 1468, 2037, 2202, 2569, 2716, 4074, 4404, 4753, 5138, 7707, 8148, 9506, 10276, 14259, 15414, 17983, 19012, 28518, 30828, 35599, 35966, 53949, 57036, 71198, 71932, 106797, 107898, 142396, 213594, 215796, 249193, 427188, 498386, 747579, 996772, 1495158, 1744351, 2990316, 3488702, 5233053, 6977404, 10466106, 20932212]

約数ペア:

[(1, 20932212), (2, 10466106), (3, 6977404), (4, 5233053), (6, 3488702), (7, 2990316), (12, 1744351), (14, 1495158), (21, 996772), (28, 747579), (42, 498386), (49, 427188), (84, 249193), (97, 215796), (98, 213594), (147, 142396), (194, 107898), (196, 106797), (291, 71932), (294, 71198), (367, 57036), (388, 53949), (582, 35966), (588, 35599), (679, 30828), (734, 28518), (1101, 19012), (1164, 17983), (1358, 15414), (1468, 14259), (2037, 10276), (2202, 9506), (2569, 8148), (2716, 7707), (4074, 5138), (4404, 4753)]