18421114

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:274

約数の個数: 32

約数和(自身を含む): 30159360

約数和(自身を除く): 11738246

約数列:

[1, 2, 23, 43, 46, 67, 86, 134, 139, 278, 989, 1541, 1978, 2881, 3082, 3197, 5762, 5977, 6394, 9313, 11954, 18626, 66263, 132526, 137471, 214199, 274942, 400459, 428398, 800918, 9210557, 18421114]

約数ペア:

[(1, 18421114), (2, 9210557), (23, 800918), (43, 428398), (46, 400459), (67, 274942), (86, 214199), (134, 137471), (139, 132526), (278, 66263), (989, 18626), (1541, 11954), (1978, 9313), (2881, 6394), (3082, 5977), (3197, 5762)]