18914154

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 45465600

約数和(自身を除く): 26551446

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 73, 93, 146, 186, 199, 217, 219, 398, 434, 438, 511, 597, 651, 1022, 1194, 1302, 1393, 1533, 2263, 2786, 3066, 4179, 4526, 6169, 6789, 8358, 12338, 13578, 14527, 15841, 18507, 29054, 31682, 37014, 43183, 43581, 47523, 86366, 87162, 95046, 101689, 129549, 203378, 259098, 305067, 450337, 610134, 900674, 1351011, 2702022, 3152359, 6304718, 9457077, 18914154]

約数ペア:

[(1, 18914154), (2, 9457077), (3, 6304718), (6, 3152359), (7, 2702022), (14, 1351011), (21, 900674), (31, 610134), (42, 450337), (62, 305067), (73, 259098), (93, 203378), (146, 129549), (186, 101689), (199, 95046), (217, 87162), (219, 86366), (398, 47523), (434, 43581), (438, 43183), (511, 37014), (597, 31682), (651, 29054), (1022, 18507), (1194, 15841), (1302, 14527), (1393, 13578), (1533, 12338), (2263, 8358), (2786, 6789), (3066, 6169), (4179, 4526)]