19788156

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{9011}}^1$

素因数の和:9082

約数の個数: 36

約数和(自身を含む): 50845704

約数和(自身を除く): 31057548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 366, 549, 732, 1098, 2196, 9011, 18022, 27033, 36044, 54066, 81099, 108132, 162198, 324396, 549671, 1099342, 1649013, 2198684, 3298026, 4947039, 6596052, 9894078, 19788156]

約数ペア:

[(1, 19788156), (2, 9894078), (3, 6596052), (4, 4947039), (6, 3298026), (9, 2198684), (12, 1649013), (18, 1099342), (36, 549671), (61, 324396), (122, 162198), (183, 108132), (244, 81099), (366, 54066), (549, 36044), (732, 27033), (1098, 18022), (2196, 9011)]