19984482

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{17623}}^1$

素因数の和:17644

約数の個数: 40

約数和(自身を含む): 51180096

約数和(自身を除く): 31195614

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 17623, 35246, 52869, 105738, 123361, 158607, 246722, 317214, 370083, 475821, 740166, 951642, 1110249, 1427463, 2220498, 2854926, 3330747, 6661494, 9992241, 19984482]

約数ペア:

[(1, 19984482), (2, 9992241), (3, 6661494), (6, 3330747), (7, 2854926), (9, 2220498), (14, 1427463), (18, 1110249), (21, 951642), (27, 740166), (42, 475821), (54, 370083), (63, 317214), (81, 246722), (126, 158607), (162, 123361), (189, 105738), (378, 52869), (567, 35246), (1134, 17623)]