219655748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^2\times {\mathrm{941}}^1$

素因数の和:1092

約数の個数: 36

約数和(自身を含む): 420684012

約数和(自身を除く): 201028264

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 941, 1742, 1882, 3484, 3764, 4489, 8978, 12233, 17956, 24466, 48932, 58357, 63047, 116714, 126094, 233428, 252188, 819611, 1639222, 3278444, 4224149, 8448298, 16896596, 54913937, 109827874, 219655748]

約数ペア:

[(1, 219655748), (2, 109827874), (4, 54913937), (13, 16896596), (26, 8448298), (52, 4224149), (67, 3278444), (134, 1639222), (268, 819611), (871, 252188), (941, 233428), (1742, 126094), (1882, 116714), (3484, 63047), (3764, 58357), (4489, 48932), (8978, 24466), (12233, 17956)]