18194988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{216607}}^1$

素因数の和:216621

約数の個数: 24

約数和(自身を含む): 48520192

約数和(自身を除く): 30325204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 216607, 433214, 649821, 866428, 1299642, 1516249, 2599284, 3032498, 4548747, 6064996, 9097494, 18194988]

約数ペア:

[(1, 18194988), (2, 9097494), (3, 6064996), (4, 4548747), (6, 3032498), (7, 2599284), (12, 1516249), (14, 1299642), (21, 866428), (28, 649821), (42, 433214), (84, 216607)]