18786992

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{773}}^1$

素因数の和:826

約数の個数: 60

約数和(自身を含む): 43765056

約数和(自身を除く): 24978064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 98, 112, 124, 196, 217, 248, 392, 434, 496, 773, 784, 868, 1519, 1546, 1736, 3038, 3092, 3472, 5411, 6076, 6184, 10822, 12152, 12368, 21644, 23963, 24304, 37877, 43288, 47926, 75754, 86576, 95852, 151508, 167741, 191704, 303016, 335482, 383408, 606032, 670964, 1174187, 1341928, 2348374, 2683856, 4696748, 9393496, 18786992]

約数ペア:

[(1, 18786992), (2, 9393496), (4, 4696748), (7, 2683856), (8, 2348374), (14, 1341928), (16, 1174187), (28, 670964), (31, 606032), (49, 383408), (56, 335482), (62, 303016), (98, 191704), (112, 167741), (124, 151508), (196, 95852), (217, 86576), (248, 75754), (392, 47926), (434, 43288), (496, 37877), (773, 24304), (784, 23963), (868, 21644), (1519, 12368), (1546, 12152), (1736, 10822), (3038, 6184), (3092, 6076), (3472, 5411)]