16722388

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{439}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 29937600

約数和(自身を除く): 13215212

約数列:

[1, 2, 4, 89, 107, 178, 214, 356, 428, 439, 878, 1756, 9523, 19046, 38092, 39071, 46973, 78142, 93946, 156284, 187892, 4180597, 8361194, 16722388]

約数ペア:

[(1, 16722388), (2, 8361194), (4, 4180597), (89, 187892), (107, 156284), (178, 93946), (214, 78142), (356, 46973), (428, 39071), (439, 38092), (878, 19046), (1756, 9523)]